The following terms and there appropriate descriptions are as follows;
Sporophyte - multicellular diploid
Gametophyte - multicellular haploid
Spore - unicellular haploid
Sperm - unicellular haploid
Egg - unicellular haploid
Zygote - unicellular diploid
What is meant by multicellular diploid?Multicellular diploid can be seen as an organism that is has many cells and has two sets of chromosomes in each of its cells.
In organism that are diploid, each chromosom come in in pairs, with one chromosom in each pair inherited from each parent.
Match each of the following terms with the appropriate description. The descriptions may be used once, more than once, or not at all. A. Multicellular haploid B. Unicellular haploid C. Multicellular diploid D. Unicellular diploid
sporophyte-
gametophyte-
spore-
sperm-
egg-
zygote-
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which structure of the female reproductive system is composed of fat deposits that surround the entrance to the vagina?
The structure of the female reproductive system that is composed of fat deposits and surround the entrance to the vagina is called mons pubis.
The mons pubis is a rounded area of fatty tissue located above the pubic bone and overlying the pubic symphysis, that covers the pubic bone, it's covered by pubic hair and it's sensitive to touch due to the presence of many nerve endings. It serves as a cushion during sexual intercourse and childbirth.
The female reproductive system is a complex network of organs, hormones, and structures that work together to allow for the reproduction of the species. It includes both internal and external structures.
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Starting with one double-stranded dna molecule, how many cycles of pcr would you have to perform to produce about 100 double-stranded copies (assuming 100fficiency per cycle)?
Starting with one double-stranded DNA molecule, 7 cycles of PCR would you have to perform to produce about 100 double-stranded copies (assuming 100 efficiency per cycle).
PCR Product = \(2^{n}\)
n= Number of Cycle
PCR- Its basic idea is based on the replication of certain DNA sequences in-vitro using DNA polymerase. This technique may produce tens of billions of copies of a specific DNA fragment from a DNA extract (the sequence of interest, DNA of interest, or target DNA) (DNA template).
DNA- The molecule found inside cells that carries the genetic material necessary for an organism to grow and operate. This knowledge may be handed forward from one generations to the next thanks to DNA molecules.
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What is the basic unit of matter
atom
molecule
gas
compound
Tetracycline is an antibiotic that blocks tRNA from entering the ribosome and associating with mRNA. If the tetracycline were added to the cytoplasm of a eukaryotic cell, which types of proteins would be made?
A. Only proteins that will be exported outside the cell
B. Only proteins that will be inserted into a membrane
C. Only proteins that function in the cytoplasm of the cell
D. No proteins will be made if tRNA cannot bind to mRNA
Answer:
No proteins will be made if tRNA cannot bind to mRNA
Explanation:
If tRNA cannot bind to mRNA, amino acids cannot be bonded together to form a polypeptide chain.
If the tetracycline is added to the cytoplasm of a eukaryotic cell, NO proteins will be made because tRNA cannot bind to mRNA (Option D is correct).
The transference RNAs (tRNAs) are fundamental during protein synthesis, (i.e., translation).During translation, each triplet of nucleotides or 'codon' in the messenger RNA (mRNA) sequence binds by base complementarity to the anticodon of a given tRNA.Each tRNA also contains a specific amino acid residue that is attached to its end, which is added to the nascent polypeptide chain in the ribosome.Thus, the amino acids are specified by the codons of the mRNA sequence that bind to specific anticodons in tRNAs.In conclusion, if the tetracycline is added to the cytoplasm of a eukaryotic cell, NO proteins will be made because tRNA cannot bind to mRNA (Option D is correct).
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Definition: This is the structure in the cell nucleus that houses a celo's genetic information
Answer:
Explanation:
This is the the theory that describes protein building in this order: DNA to RNA to protein. Protein is never back-translated to RNA or DNA; DNA is never directly translated to protein. Chromosome. This is the structure in the cell nucleus that houses a cell's genetic information.
participants are randomly assigned into groups and given different amounts of caffeine and then are measured on their speed in completing a complex task. what is the design of this study?
Participants are randomly assigned into groups and given different amounts of caffeine and then are measured on their speed in completing a complex task is known as experiment
The purpose of the experiment is to see if a person's degree of alertness is affected by the amount of coffee they consume. The dependent variable is alertness, while the independent variable is the amount of coffee, as it is hypothesized that coffee will affect alertness. Random assignment describes how people are divided into groups based solely on chance—not on any personal traits they may have or any decision the researcher may have made. The participants' distribution of the various levels of the independent variable in between-subjects variables is the main area of focus. The ability to study is the dependent variable, hence that is the solution. It is the dependent variable, while caffeine is the independent variable.
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HELP!!! PLZ 10 minutes!!
In aerobic cell respiration, glucose is converted to:
a) H20
b) O2
c) Electrons
d) CO2
How do you calculate magnification on a light microscope?
Answer:
In order to ascertain the total magnification when viewing an image with a compound light microscope, take the power of the objective lens which is at 4x, 10x or 40x and multiply it by the power of the eyepiece which is typically 10x.
Magnification on a light microscope is calculated by multiplying the magnification of the eyepiece lens and the objective lens.
What is a light microscope?It is a tool used in biological labs that uses visible light for the detection of microscopic materials. The microscope focuses on extremely small objects, invisible to the unaided eye and makes them visible.
The lenses are used to focus on a specimen and light is used to enlighten it. With respect to lenses, it also has an eyepiece lens and an objective lens like the compound microscope.
Unlike the compound microscope, which uses the reflecting light of a mirror to enlighten the specimen, the light microscope uses visible light.
There is a condensor between the stage and the light source to help focus the light on the slide.
The magnification of a microscope is the combination of an eyepiece lens, through which the observer sees and the objective lens, focusing on the object.
Therefore, magnification is obtained by multiplying the lower of an eyepiece lens and an objective lens.
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Which of the following statements for artificial selection are true?
A).Artificial selection is the intentional breeding of organisms for desirable traits
B).Artificial selection can only be seen in animals
C).Artificial selection is the breeding of plants and animals without interference
D).Artificial selection can only be seen in plants
Answer:
A) Artificial selection is the intentional breeding of organisms for desirable traits.
In a Friday night baseball game, the pitcher throws balls an average of 94 miles per hour. which of the following data (shown in miles per hour) would show the most precision
A) 89,91,90,91
B) 95,97,93,91
C)92,98,96,90
D)90,92,94,95
Answer:
B)95,97,93,91 thats the correct answer
Body Fat and Health 1 Some body fat is necessary for good health, but too much adipose tissue contributes to many chronic disorders. Which of the following statements is true concerning the health-related effects of adipose tissue? Check all that apply. Check All That Apply es To be healthy, young women need to have less body fat than young men Having some extra body fat can provide an energy reserve that enables a very ill person to survive an extended illness. An older adult who has more visceral fat than subcutaneous fat is less likely to experience bone fractures as a result of falls. People who have an excessive amount of visceral fat tend to be healthier than people who do not have an excessive amount of this kind of fat
The correct statements concerning the health-related effects of adipose tissue are:
- Having some extra body fat can provide an energy reserve that enables a very ill person to survive an extended illness.
- An older adult who has more visceral fat than subcutaneous fat is less likely to experience bone fractures as a result of falls.
Therefore, the correct statements are:
- Having some extra body fat can provide an energy reserve that enables a very ill person to survive an extended illness.
- An older adult who has more visceral fat than subcutaneous fat is less likely to experience bone fractures as a result of falls.
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What do photosynthesis and respiration have in common?
Answer:
They produce energy and they both provide reasorces for each other
Hoped this helped!
Explanation:
Answer:
We breathe in oxygen and exhale carbon dioxide.
Plants do the opposite, but we both take in and release air, and it flows through both humans and plants
Why has the demand to find more than fossil fuels for energy increased?
Explanation:
Global energy demand is increasing due to industrial activity and advances in both developing and developed countries. ... The GHGs from geothermal energy systems for electrical power production and space heating applications are much lower than those from conventional fossil fuel energy systems [3,4].
Answer:
Explanation:
The demand for energy across the world is constantly rising. This increased demand is caused in part by the increase in population, and by economic development. It is because these areas experienced large-scale economic development, their original energy sources were fossil fuels – first coal and oil and gas.
Researchers now believe that most elderly people a. Have average intellectual abilities. B. Have superior intellectual abilities. C. Lose their intellectual abilities. D. Retain their intellectual abilities throughout life. Please select the best answer from the choices provided a b c d.
Researchers now believe that most elderly people retain their intellectual abilities throughout life.
The correct answer D.
Declining mental abilities are part of the aging process of an organism in general, most studies show that after reaching a peak between the ages of 45-55 years, most of a person's abilities continuously decline, this also applies to an elderly person.
While aging reveals diminishing intellectual decline, the decline also tends to affect certain memory limitations.
The intellectual decline of the elderly is generally something that cannot be avoided, caused by various factors, such as illness, anxiety, or depression. But the intellectual abilities of the elderly can be maintained. One of the factors to be able to maintain this condition is to provide an environment that can stimulate or train their intellectual skills and can anticipate the occurrence of senility.
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Lindsey suffers from an infection that affects her liver, but she recovers with relatively little difficulty. the ability of her body to fight this specific illness is due to _______.
Lindsey suffers from an infection that affects her liver , but she recovers with relatively little difficulty. the ability of her body to fight this specific illness is due to organ reserve.
Organ reserve refers back to the capability of an organ to effectively go back to its authentic physiological country following repeated episodes of strain. medical evidence shows that organ reserve correlates with the ability of older adults to address an introduced workload or pressure, suggesting a position within the process of ageing.
People also show off varying capacities to protect themselves from impairment and insult related to getting older and sickness, and to adapt efficaciously to the needs of annoying conditions. The term reserve capacity refers back to the character resources for responding efficiently to challenging situations.
Functional reserve in functionally impartial aged folks; useful reserve is described as the difference among the maximum physical or intellectual ability of a assemble and the minimal necessary to carry out every day functioning.
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4. Which specific subdivision of the nervous system calms the body after strenuous physical
activity?
O autonomic nervous system
O somatic nervous system
O parasympathetic nervous system
O sympathetic nervous system
5. Which specific subdivision of the nervous system controls involuntary muscles such as the heart?
O autonomic nervous system
O somatic nervous system
O parasympathetic nervous system
O sympathetic nervous system
6. Which specific subdivision of the nervous system consists of the motor neuron pathways that innervate the skeletal muscles?
O autonomic nervous system
O somatic nervous system
O parasympathetic nervous system
O sympathetic nervous system
7. Which specific subdivision of the nervous system dominates in stressful or emergency situations and prepares the body for strenuous physical activity?
O autonomic nervous system
O somatic nervous system
O parasympathetic nervous system
O sympathetic nervous system
The specific subdivision of the nervous system that calms the body after strenuous physical activity is the parasympathetic nervous system. The correct option is C.
The specific subdivision of the nervous system that controls involuntary muscles such as the heart is the autonomic nervous system. The correct option is A.
The specific subdivision of the nervous system that consists of the motor neuron pathways that innervate the skeletal muscles is the somatic nervous system. The correct option is B.
The specific subdivision of the nervous system that dominates in stressful or emergency situations and prepares the body for strenuous physical activity is the sympathetic nervous system. The correct option is D.
What is the nervous system?The nervous system refers to the body system that is responsible for receiving, interpreting, and transmitting information or impulses around the body.
The nervous system consists of the central nervous system and the peripheral nervous system.
The peripheral nervous system is divided into the autonomic nervous system and the somatic nervous system.
The autonomic nervous system is divided into the sympathetic and parasympathetic nervous systems.
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How is the temperature of ocean water
important to distributing energy as heat
around the global ocean?
Which of the following organisms is would you expect to be most abundant in the tall grass prairie ecosystem?
The animals that will be present abundantly in the tall grass prairie ecosystem are: (2) White-tailed deer and cottontail rabbits.
Ecosystem can be defined as the surroundings and the species together of an area. Thus, every ecosystem has its own specific type of environmental conditions and also the plant and animal species. The examples of ecosystem are: rainforest, savanna, steppe, taiga, tundra, etc.
Prairies are a type of grasslands and are also an example of ecosystem. The prairies are long stretches of flat lands that contain grasses with very few trees. The prairies are abundant in the regions of North America.
The question is incomplete, the complete question is:
Which of the following organisms is would you expect to be most abundant in the tall grass prairie ecosystem?
Grasses and flowering plantsWhite-tailed deer and cottontail rabbitsBobcats and CoyotesHarriers and kestrelsTo know more about prairies, here
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which of the following roles do lipids not play in our bodies?O store energy O generate heat O make up part of our cell membranes O act as hormones
Lipids are organic compounds that play a number of important roles in our bodies, including energy storage, insulation, and the formation of cell membranes. Therefore, option (B) generating heat is the correct option.
The following roles that lipids play in our bodies are as follows:
Store Energy: Lipids are an important energy source for our bodies. Fats and oils are stored in adipose tissue and provide energy when needed.
Generate Heat: Lipids do not play a role in generating heat, rather the role is played by the brown adipose tissue that has specialized mitochondria that produce heat, in a process called thermogenesis.
Makeup Part of Cell Membranes: Lipids play an important role in forming the cell membrane of our cells. They provide a hydrophobic barrier that separates the contents of the cell from the outside environment.
Act as Hormones: Some lipids function as hormones. Hormones are chemical messengers that are secreted by glands and regulate various physiological functions.
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Q- Which of the following roles do lipids not play in our bodies?
A. store energy
B. generate heat
C. make up part of our cell membranes
D. act as hormones
Match the human activity with how it intensifies the greenhouse effect.
deforestation
burning fossil fuels
waste disposal in landfills
primary cause of human-created
carbon emissions
destroys natural carbon sinks,
leading to more co, in the air
emits methane from decomposing
matter
Ovaluation and paddock what does it mean really mean in agriculural Science??
I don't understand
Answer:
Ovulation involves the expulsion of the mature oocyte from the follicle into the lumen of the ovary in preparation for spawning. A paddock is a small (perhaps 1 acre) temporary subdivision of a pasture made with electric fencing, which is intensely grazed for a day and then left to rest for perhaps 80 days or more.
Explanation:
How do pregnancy and HRT influence breast cancer risk?
There are two main types of HRT:
combination HRT contains the hormones estrogen and progesterone
estrogen-only HRT contains only estrogen
Each type of HRT seems to have a different effect on breast cancer risk.
Combination HRT increases breast cancer risk by about 75%, even when used for only a short time. Combination HRT also increases the likelihood that cancer may be found at a more advanced stage, as well as increasing the risk that a woman diagnosed with breast cancer will die from the disease.
Women who are older than 30 when they give birth to their first child have a higher risk of breast cancer than women who have never given birth (15). Recent childbirth. Women who have recently given birth have a short-term increase in breast cancer risk that declines after about 10 years. During pregnancy and lactation, the levels of estrogen and prolactin are increased, and some studies demonstrate that high levels of estrogen and prolactin are associated with the development of breast cancer.
What factors might favor the evolution of semelparity versus iteroparity in different species of salmon?
What factors might favor the evolution of semelparity versus iteroparity in different species of salmon?
A number of factors such as changes in water temperature, size at reproduction, energy loss during reproduction, and post reproductive feeding may significantly affect post reproductive mortality (Baird et al., 1986, 1987.
What is semelparity versus iteroparity?Living things have two different reproductive options: semelparity and iteroparity. A species is categorized as iteroparous if it experiences several reproductive cycles throughout its existence, and semelparous if it exhibits just one reproductive event before passing away
In truly semelparous species, death following reproduction is a component of a larger plan that includes optimizing reproduction at the expense of future existence. There will always be some iteroparous individuals who pass away between their first and second reproductive episodes, but this is not considered semelparity unless it is a symptom of a syndrome of programmed death after reproduction. Semelparity and iteroparity are extremes along a spectrum of potential methods rather than opposing ones strictly speaking.
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When studying a population, you are studying the organisms of a single species in what type of area(s)?
A. a designated area
B. multiple areas
C. random areas
thank you!!
true or false , indigenous is another word for invasive
Answer:
False
Explanation:
Indiginous means native
Answer:
False
Explanation:
indigenous is the native people on the land.
Which part of the virus houses the nucleic acid?
a) nucleus
b) capsid
c) nucleoid
d) plasmid
Answer:
The answer is b) capsid.
Explanation:
Answer:
b) capsid
Explanation:
What adverse effects does covering the land with concrete and asphalt create?
1.Natural resources are depleted.
2.The flow of water in rivers is changed.
3.Vegetation and trees cannot grow.
4.Non-native species are introduced to a foreign environment.
Covering the land with concrete and asphalt creates natural resource depletion, alters water flow, impairs the growth of vegetation, and can cause the growth of invasive species.
Effects of covering lands with concrete and asphaltCovering land with concrete and asphalt has adverse effects on the environment. It depletes natural resources during construction and maintenance.
The impermeable surfaces disrupt the natural water flow, altering rivers and increasing runoff, leading to flooding and erosion. Vegetation and trees struggle to grow as concrete and asphalt prevent sunlight, water, and air from reaching the soil.
This impacts biodiversity, wildlife habitats, and the ability of plants to purify the air and sequester carbon. Additionally, the transportation of materials and equipment for construction can introduce non-native species, causing ecological imbalances. Mitigation efforts and alternative land management practices can help alleviate these effects.
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What organelles are present in both plant and animal cells?
Answer:
Explanation:
Structurally, plant and animal cells are very similar because they are both eukaryotic cells. They both contain membrane-bound organelles such as the nucleus, mitochondria, endoplasmic reticulum, golgi apparatus, lysosomes, and peroxisomes. Both also contain similar membranes, cytosol, and cytoskeletal elements.
Answer:
because they both contain eukrayotic cells.
in a density-dependent population, what will most likely occur if population density decreases? option a) birthrate will increase. option b) carrying capacity will decrease. option c) death rate will increase. option d) immigration will decrease
In a density-dependent population, the most likely occurrence if population density decreases is birthrate will increase. The correct option is A.
Density-dependent factors refer to factors that influence population dynamics based on the population's size or density. These factors often include resource availability, competition for resources, predation, and disease. When the population density decreases, it generally indicates that there is more space or resources available per individual, which can lead to an increase in birthrate.
With lower population density, individuals may have improved access to food, shelter, and other essential resources. This improved availability of resources can result in better reproductive success, leading to increased birthrates. Individuals may have more energy and resources to invest in reproduction, resulting in higher fertility rates and increased survival of offspring.
In contrast, options B, C, and D are less likely outcomes when population density decreases. Carrying capacity, which refers to the maximum population size that an environment can sustain, is not expected to decrease when density decreases. Death rates are not necessarily linked to changes in density, and immigration is typically influenced by factors other than population density, such as the availability of resources or the presence of suitable habitats.
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Infer Suppose a friend tells you he has a
temperature of 35°C. Your temperature 37C.
Do the partides that make up your body or
your friend's body have a greater average
kinetic energy? Explain.