are insects and lobsters considered arthropods?
Answers
Answer:
Explanation:
Crabs, lobsters, shrimp, barnacles and many other animals belong to the phylum arthropods. In fact, 75% of all animals belong to the phylum arthropoda (which also includes spiders and insects).
Answer: Yes they are considered arthropods as they have hard exoskeleton which is made up of chiton( type of protein)
Explanation: Some other organisms that come under phylum arthropods are crabs, spiders, shrimp, barnacles, etc.
Related Questions
In the process of biological evolution, new species may evolve through exchange of genes from one species to another. this process is called:_______
Answers
The process of biological evolution in which new species evolve through the exchange of genes from one species to another is called "horizontal gene transfer."
Horizontal gene transfer (HGT), also known as lateral gene transfer, is a mechanism of genetic exchange that occurs between different species.
In this process, genetic material, such as genes or segments of DNA, is transferred horizontally from one organism to another, rather than being passed down vertically from parent to offspring.
Horizontal gene transfer can occur through various mechanisms, including transformation (uptake of DNA), transduction (transfer of genes by viruses), and conjugation (direct transfer of genetic material between bacterial cells).
Horizontal gene transfer has been observed in both prokaryotes and eukaryotes and is considered to be an important mechanism in the evolution of microbial organisms.
It allows for the acquisition of new genetic traits and can contribute to the rapid adaptation and diversification of species.
Horizontal gene transfer can introduce novel genes into a population, providing new variations upon which natural selection can act.
It has played a significant role in shaping the genomes of many organisms and has implications for the evolution of complex traits and the spread of antibiotic resistance genes, for example.
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How much higher is the normal potassium concentration inside
the cell compared to outside the cell?
Answers
The sodium and chloride ion concentrations are lower inside the cell than outside, and the potassium concentration is greater inside the cell. These concentration differences for sodium and potassium are due to the action of a membrane active transport system which pumps sodium out of the cell and potassium into it.
Cells:Question 7
Which statement describes a primary function of the cell wall of a plant
cell?
Select one:
The cell wall provides structural support.
O
The cell wall performs photosynthesis.
The cell wall stores DNA.
О
The cell wall manufactures proteins.
Answers
Answer:
all plant cell have primary cell wall .it is thin and occurs outside of the cell membrane. it mainly consists of cellulose fibres that that can stretch the cell to grow .
How does the structure of chromo-
somes differ in prokaryotes and eukaryotes?
Answers
Answer:
Prokaryotic chromosomes are composed of a single, circular strand of DNA. Eukaryotic chromosomes are made up of DNA that is tightly wound around histone molecules.
Explanation:
Chickens are divided into two groups: broilers and layers. What is one point of comparison between these two types of chickens?
A.
There are more males than females.
B.
There are equal numbers of layers and broilers.
C.
There are more layers than broilers.
D.
There are more broilers than layers.
Answers
There are more broilers than layers. Chickens are divided into two main groups: broilers and layers. Broilers are chickens that are raised for their meat, while layers are chickens that are raised for their eggs. One point of comparison between these two types of chickens is the number of broilers and layers. In general, there are more broilers than layers because broilers are raised in much larger numbers than layers. This is because the demand for chicken meat is much higher than the demand for eggs, so more chickens are raised for meat than for eggs. Therefore, the answer to the question is that there are more broilers than layers.
using 250 words discuss how individual’s health behaviors are impacting our society, and Give your solutions on how we can or should address this obesity issue in our nation.
this is supposed to be about obesity and being overweight
Answers
Individuals’ health behaviors greatly impact our society because good health behaviors lead to less number of diseases and deaths in society.
How does individual behavior impact health?Behavior modification can contribute to self-control, and enhance health behaviors. Risky behaviors can be eliminated due to physical exercise, controlling weight, good nutrition, or accident prevention. Health behaviors are the actions that affected the health of an individual. They can lead to improved overall health i.e. eating well and have to physically active, and also performing actions that increase the risk of disease including smoking, alcohol intake, and sexual behavior. Positive healthy behaviors can also reduce the risk of losing mobility and independence in life. It also shows that lifestyle behavior is different in different ages which affected the overall health of an individual as well as decreases the life of an individual.
So we can conclude that individual health behaviors greatly affected our society by reducing death rates and health issues.
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Why do you feel scientists classify animals?
Answers
Answer: It is necessary to classify animals for their easy identification, their study and research
Explanation:
Answer:
scientists group organisms into groups to nake it easy to study them. It is also done to help people understand the topic more easily
Explanation:
Public health and safety officials have classified the Zika virus as a hazardous threat to pregnant women in Brazil. A study based in Rio found the virus to be more active near a body of water that was found to be polluted. A study of 20 water samples around areas that were heavily affected by the Zika virus found an average chemical waste of 185 g per mile with a standard deviation of 10.58 g. (a)What are the degrees of freedom for this study? (b) Construct a 95% confidence interval (in g per mile) for the mean chemical waste of bodies of water for all areas where the Zika virus was overly active. (Round your answers to three decimal places.) (c) What would happen to the margin of error if the sample size increased? It would also increase.It would decrease. or It would stay the same.It would go to zero. (d) Interpret the confidence interval? a. We are 95% confident that the mean chemical waste of bodies of water for all areas where the Zika virus was overly active is between 231.577 and 246.423. b. We are 95% confident that 95% of all areas pollution level is between 231.577 and 246.423. c. We are 5% confident that the mean chemical waste of bodies of water for all areas where the Zika virus was overly active is between 231.577 and 246.423.95% of all areas pollution levels is between 231.577 and 246.423.
Answers
The study mentioned in the question found a correlation between the Zika virus and polluted bodies of water in Brazil. This highlights the importance of monitoring and addressing pollution levels in bodies of water to protect public health.
Public health officials must consider the impact of pollution on the spread of diseases such as Zika, as it can pose a hazardous threat, particularly to pregnant women.
The study's finding of an average chemical waste of 185 g per mile with a standard deviation of 10.58 g in heavily affected areas emphasizes the significance of addressing the polluted water sources to minimize the risk of disease spread. The degrees of freedom for this study would be 19.
Constructing a 95% confidence interval, we are 95% confident that the mean chemical waste of bodies of water for all areas where the Zika virus was overly active is between 231.577 and 246.423 g per mile. As for the margin of error, it would decrease if the sample size increased, as the larger sample size would provide a more accurate representation of the population's chemical waste. The confidence interval interpretation is a. We are 95% confident that the mean chemical waste of bodies of water for all areas where the Zika virus was overly active is between 231.577 and 246.423 g per mile. This means that we can reasonably assume that the average chemical waste in the bodies of water of these areas falls within this range with 95% confidence.
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True or false? age related anorexia can lead to decreased immunity and anemia in older adults. true false
Answers
Age-related anorexia can indeed lead to decreased immunity and anemia in older adults.
Older adults often fail to consume a sufficient quantity of food to meet their basic energy and nutrient necessities. Age-related anorexia is defined by a decline in appetite or food intake in old age and it is a major contributing factor to under-nutrition and poor health developments in the aged population and can increase the chances of mortality.
Poor nutrition intake affects bodily functions severely affecting the immunity and regeneration of new blood cells causing poor immunity and anemia, increasing the chances of getting infections, and slow recovery rate and weakness.
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Which three sentences describe different tissues in a dog's kidney working together to allow the kidney to function?
A. Skeletal muscle tissue supports the organ and attaches it to bone.
B. Epithelial tissues filter wastes from the blood.
C. Smooth muscle tissue controls the flow of blood.
D. Connective tissues such as fat cushion the organ.
Answers
Answer: B. Epithelial tissues filter wastes from the blood.
C. Smooth muscle tissue controls the flow of blood.
D. Connective tissues such as fat cushion the organ.
Explanation: The kidneys are important organs responsible for filtering blood and removing wastes from the body. The functional unit of the kidney is the nephron, which is composed of several different types of tissues. Epithelial tissues line the nephron and are responsible for filtering wastes from the blood. Smooth muscle tissue surrounds the blood vessels in the kidney and helps to control the flow of blood through the organ. Connective tissues, such as fat, cushion the kidney and provide support for the organ. Skeletal muscle tissue is not directly involved in the functioning of the kidney, as it is responsible for movement and locomotion in the body.
Briefly explain the difference between a system-dependent parameter and a system-independent parameter when measuring response to a ligand.
Answers
When measuring the response to a ligand, the terms "system-dependent parameter" and "system-independent parameter" refer to different aspects of the measurement and the relationship to the overall system being studied.
A system-dependent parameter is a measurement or parameter that is influenced by the characteristics and properties of the specific biological system under investigation. It directly reflects the response or output of the system to the ligand. Examples of system-dependent parameters could be changes in cellular signaling pathways, gene expression levels, protein activation, or physiological responses. These parameters are specific to the particular system being studied and may vary across different biological contexts.
On the other hand, a system-independent parameter is a measurement or parameter that is not influenced by the specific characteristics of the system but rather represents a general property or behavior. It is independent of the specific system being studied and can be used as a more standardized measure across different experimental setups. System-independent parameters are often used as controls or references in ligand response experiments. Examples of system-independent parameters include ligand concentration, binding affinity, kinetics of ligand-receptor interactions, or ligand potency. These parameters provide a consistent basis for comparing ligand responses across different systems.
In summary, a system-dependent parameter directly reflects the response of the specific biological system to the ligand and varies depending on the system being studied. In contrast, a system-independent parameter is a more general measure that is not influenced by the specific system and provides a standardized basis for comparing ligand responses across different systems.
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Help which ones to put on both?
Answers
Answer:
for the second one is lowering
Explanation:
*you did not show options for the second.
Characteristics of the plasma membrane include which of the following? Select all that apply.
Answers
A gamete carries one allele for a gene.
Answer: amino acids and carbon dioxide
Explanation:
What is the partial pressure of oxygen in the lung given the following conditions: percentage of oxygen in air 20 nd barometric pressure 700 mg hg?
Answers
Barometric pressure changes cause expansion and contraction of the ligaments, tendon, and cartilage within the joint and this causes the increase in pain.
What is meant by barometric pressure?Simply put, barometric pressure is the weight exerted by air molecules at a given point on Earth. The barometric pressure is constantly changing and varies depending on where the measurement is taken.Changes in barometric pressure cause the ligaments, tendons, and cartilage within the joint to expand and contract, resulting in increased pain.When the barometric pressure is high, the pressure pushes harder against our bodies, limiting the amount of tissue that can expand. When the air pressure in the atmosphere is low, our body's tissues can expand more, putting more pressure on nerves and other parts of our body.Therefore, the correct answer is option D. 140 mm Hg.
The complete question is:
What is the partial pressure of oxygen in the lung given the following conditions? (Percentage of oxygen in the air: 20; Barometric pressure 700 mm Hg)
A. 111 mm Hg.
B. 124 mm Hg.
C. 131 mm Hg.
D. 140 mm Hg.
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An aria is characterized by
Select one:
a. tuneful and highly emotive melodies.
b. rapid, speechlike declamation.
c. homorhythmic choral singing.
d. two intertwined melodies sung simultaneously.
Answers
An aria is characterized by tuneful and highly emotive melodies which is given by the option A.
Aria is a type of solo song that is used in operas, cantatas, oratorios, and other musical productions. It is characterized by a tuneful and highly emotive melody sung by a solo singer, accompanied by an orchestra or other musical ensemble. An aria is typically used in an opera to express the inner thoughts and emotions of a character, and it often serves as a showcase for the singer's vocal abilities.
The melody of an aria is usually more elaborate and ornate than a recitative, which is a type of vocal singing that is more like speech. An aria usually has a regular rhythmic structure, and it is often composed in a specific key. It may have one or more sections, such as an opening section (called the "ritornello"), one or more verses, and a closing section. The lyrics of an aria are usually poetic and may be written in a foreign language, depending on the composer and the context of the musical production.
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An aria is typically characterized by its tuneful and highly emotive melodies, usually performed by a solo singer in an opera to convey deep emotions.
Explanation:An aria in music is characterized typically by tuneful and highly emotive melodies. Originating from the Italian word for air, 'aria' generally refers to expressive melodies performed in a solo style by a singer in an opera. In contrast to rapid speechlike declamation (which refers to recitative-style), homorhythmic choral singing (multiple voices singing the same rhythm), or polyphony (two or more simultaneous lines of independent melody), an aria focuses on conveying deep emotions through a single, beautiful melody, often showcasing the singer's virtuosity.
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a
Which of the following might be affected by the loss of a plant species?
Only organisms that feed directly off the lost plant species will be affected
b. Other plant species will be affected, but no other organisms will.
Multiple organisms may be affected by the loss of a plant species.
d. No other organisms would be affected.
С.
Please select the best answer from the choices provided
А
B
Оооо
Answers
Answer:
Multiple organisms may be affected by the loss of a plant species
Explanation:
If a organisms food source were to vanish, it would affect the herbivores that feed on that plant, but also the carnivores/omnivores that feed on the herbivores. Because the herbivores will die as a result from not having food. This will also lead to the carnivores/omnivores to die.
explain the difference between the dartos and cremaster muscles. what is their functional purpose?
Answers
The primary difference between the dartos and cremaster muscles is their location and specific function. The dartos muscle is found in the scrotum's skin, while the cremaster muscle is located within the spermatic cord and testes. Both muscles function to regulate testicular temperature, but the dartos muscle does so by wrinkling the scrotal skin, and the cremaster muscle does so by elevating or lowering the testes.
The functional purpose of both the dartos and cremaster muscles is to maintain an optimal temperature for sperm production, which is typically a few degrees cooler than the body's core temperature.
1. Dartos muscle: This smooth muscle is present within the scrotal skin, and its primary function is to adjust the scrotum's surface area by contracting and relaxing. When the dartos muscle contracts, it causes the scrotal skin to wrinkle, reducing its surface area and decreasing heat loss. This helps maintain the ideal temperature for sperm production.
2. Cremaster muscle: This muscle surrounds the spermatic cord and testes, and it has a different method for regulating testicular temperature. The cremaster muscle contracts and relaxes to elevate or lower the testes within the scrotum. By doing so, it can either move the testes closer to the body to retain heat or lower them away from the body to dissipate heat, maintaining the ideal temperature for sperm production.
In summary, the dartos and cremaster muscles have distinct locations and functions, but they both serve the vital purpose of maintaining the optimal temperature for sperm production within the testes.
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WILL GIVE BRAINLIST!
List the five major types of species interactions and how those interactions affect the two species involved
Answers
Answer:
here
Explanation:
Competition & Predation.
Commensalism.
Parasitism.
Mutualism.
Amensalism.
Predation: One Wins, One Loses
Predation includes any interaction between two species in which one species benefits by obtaining resources from and to the detriment of the other. While it's most often associated with the classic predator-prey interaction, in which one species kills and consumes another, not all predation interactions result in the death of one organism. In the case of herbivory, a herbivore often consumes only part of the plant. While this action may result in injury to the plant, it may also result in seed dispersal. Many ecologists include parasitic interactions in discussions of predation. In such relationships, the parasite causes harm to the host over time, possibly even death. As an example, parasitic tapeworms attach themselves to the intestinal lining of dogs, humans and other mammals, consuming partially digested food and depriving the host of nutrients, thus lowering the host's fitness.
Competition: The Double Negative
Competition exists when multiple organisms vie for the same, limiting resource. Because the use of a limited resource by one species decreases availability to the other, competition lowers the fitness of both. Competition can be interspecific, between different species, or intraspecific, between individuals of the same species. In the 1930s, Russian ecologist Georgy Gause proposed that two species competing for the same limiting resource cannot coexist in the same place at the same time. As a consequence, one species may be driven to extinction, or evolution reduces the competition.
if perimeter of a square is 24cm find its area please give me easy formula
Answers
Answer:
4l = 24
so l=6
now
l*l =6*6
= 36 square cm
Answer:
36cm²
Explanation:
Perimeter of a square = 4x (sum of all 4 sides)
Perimeter = 24 cm (given)
\(\implies \)4x = 24
x = 24/4 = 6 cm
Now, area of a square = (side)²
Area = (6)²
= 36 cm²
Which of the following is not a characteristic that defines life? Living things
A.
grow and develop.
B.
are made up of cells.
C.
do not require energy.
D.
maintain homeostasis.
Answers
Answer:
Option c is the right answer
Explanation:
superantigen type toxins lead to the release of excessive amounts of __________________ stimulating a hyperactive immune response that can lead to shock and death in the affected individual.
Answers
Superantigen type toxins lead to the release of excessive amounts of cytokines stimulating a hyperactive immune response that can lead to shock and death in the affected individual.
In the field of biology, such a kind of antigen that is responsible for the production of an excessive immune response is referred to as a superantigen.
As a result of superantigen-type toxins invading the body, more cytokines will be produced. This is because cytokines are sites of the body that are involved in the production of immune cells. Ahyperactivates immune response can be shocking for the body and the brain might pass a message to kill its own immune cells. Hence, this can lead to the death of an individual.
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What do the arrows in a food chain represent?
Answers
Answer:
The transfer of energy/ What animal eats who
Explanation:
Answer:
The energy transfer to them when the animal eats them
Explanation:
Fish, reptiles, and mammals are in this animal phylum.Question options:ChordataArthropodsNematodsMollusks
Answers
Chordates are a grouo of anumals that includes vertebrates, tunicates, lancelets, and some vertebrates as lampreys, mammals, birds, amphibians, reptiles and fishes.
this phylum have bilaterally symmetry.
Darwin recorded distinct species of finches on different islands in the Galapagos. The images below show two species of finches he observed.
On island X, he saw both species of finches. On island Y, he only saw the finch on the right. Based on these observations, what is the most likely conclusion Darwin would have made?
Darwin recorded distinct species of finches on different islands in the Galapagos. The images below show two species of finches he observed.
On island X, he saw both species of finches. On island Y, he only saw the finch on the right. Based on these observations, what is the most likely conclusion Darwin would have made?
A.
The finches on island Y chose to have larger beaks, but the finches on island X chose to have a variety.
B.
There were frequent environmental changes on island Y, but a relatively stable environment on island X.
C.
The finches on island X developed different beaks as they grew, but the finches on island Y kept the same type of beak.
D.
There was a variety of food available on island X, but there were only large seeds and nuts on island Y.
Answers
observe the clouds and find out waeter go well bring
There was a variety of food available on island X, but there were only large seeds and nuts on island Y.
need for aCK-12 pls help
Answers
Explanation:
For a gene that is expressed in a dominant and recessive pattern, homozygous dominant and heterozygous organisms will look identical (that is, they will have different genotypes but the same phenotype), and the recessive allele will only be observed in homozygous recessive individuals.
Is the yellow spotted lizard poisonous?
Answers
Answer:
Yes, it is poisonous.
Explanation:
It contains venom which is poisonous.
The yellow spotted lizard is poisonous and can be extremely dangerous if it bites you, despite the fact that it is rather unusual to find one in the wild.
What is yellow spotted lizard?Being handled by a yellow-spotted lizard could result in a bite. The lizards' little, sharp teeth may cause a few drops of blood to be drawn, but due of their size, the bites are unlikely to be serious.The symptoms of being bitten would be unpleasant and gradual. Death could result if immediate medical care (from a doctor) is not provided. The sole treatment for the venom of yellow-spotted lizards is onion juice; it is believed that they are allergic to it.For more information on yellow spotted lizard kindly visit to
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Which of the following is true? A. Plants get nutrients from the soil in order to live and grow. B. Plants get energy from the soil in order to to live and grow. C. Plants get water from the Sun in order to live and grow. D. Plants get energy from water in order to to live and grow.
Answers
Plants get nutrients from the soil in order to live and grow. Thus, option "A" is correct.
What are the important soil nutrients?They are carbon, hydrogen, nitrogen, oxygen, phosphorus, and potassium.
Secondary nutrients are those generally required in mild amounts likened to the main vital nutrients.
The secondary nutrients are calcium, magnesium, and sulfur.
Thus, option "A" is correct.
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Name two types of fluids
found
in female reproductive
Organs
Answers
Answer:
A female's internal reproductive organs are the vagina, uterus, fallopian tubes, and ovaries. The vagina is a muscular, hollow tube that extends from the vaginal opening to the uterus. Because it has muscular walls, the vagina can expand and contract.
Explanation:
Welcome!
Answer:
The oviduct and uterus provide the environments for the earliest stages of mammalian embryo development. However, little is known about the mechanisms that underlie the formation of oviduct and uterine fluids, or the extent to which the supply of nutrients via these reproductive tract tissues matches the nutrient requirements of early embryos. After reviewing our limited knowledge of these phenomena, a new experimental paradigm is proposed in which the epithelia lining the endosalpinx and endometrium are seen as the final components in a supply line that links maternal diet at one end and embryo uptake of nutrients at the other. When considered in this way, the oviduct and uterine epithelia become, for a few days, potentially the most critical maternal tissues in the establishment of a healthy pregnancy. In fulfilling this 'gatekeeper' role, female reproductive tract fluids have a key role in the 'developmental origins of health and disease' concept.
Explanation i made it because it a weird question
Which traits where dominant in Mandel's experiments
_White Flowners
_Purple Flowers
_Yellow seeds
_Green Seeds
_Wrinkled Seeds
_Round Seeds
_Smooth Pods
_Bumpy Pods
_Short Stems
_Long Stems
Answers
Answer:
The only one I know is yellow seeds
Explanation:
7) how would holistic kinesiologists be most likely to conceptualize the human body? group of answer choices
Answers
Holistic kinesiologists would likely see the human body as a complex and dynamic system, with physical, emotional, and energetic aspects that are all interconnected and contribute to overall health and well-being.
What concepts about the human body do Holistic kinesiologists have?Holistic kinesiologists would likely conceptualize the human body as a complex system of interrelated parts, with physical, emotional, and energetic aspects that all contribute to overall health and well-being.
They would view the body as a holistic entity, meaning that all parts of the body are interconnected and cannot be fully understood or treated in isolation.
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