explain how an s-shaped curve depicts a pattern of population growth where resources are not unlimited.
Answers
Populations withinside the wild can't develop exponentially for a vast duration of time. Eventually, loss of sources or the building up of wastes will gradual down the increase price till it reaches zero.
The curve on a graph that depicts this kind of increase is an S-fashioned curve and represents logistic increase.An S-fashioned populace curve represents logistic increase. The decrease curve of the S is fashioned as a small populace grows exponentially. The top curve of the S is fashioned because the populace nears its sporting capability and its increase price slows.
S-fashioned curve suggests 3 precise levels of increase: preliminary segment with gradual increase, exponential increase segment, and stabilization.
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Related Questions
As stimulus strength is increased, the force of a twitch response increases. What does this represent?.
Answers
The correct answer is the increased requirement of motor units.
The force of muscle contraction increases with the strength of the stimulus. This is because the contraction of individual muscle fibers increases as the intensity of the stimulus increases. The greater the stimulus, the greater the force the muscle will not contract. Muscles respond to stronger stimuli with the same force. In skeletal muscle, motor neurons can innervate many muscle fibers.
At high stimulation voltages, the muscle response reaches its maximum amplitude. Since the muscle is already working at its best, the muscle response does not continue to increase with increasing stimulation voltage. The stronger the stimulation, the more nerve fibers are stimulated and the more motor neurons are activated. Recruiting additional fibers can increase contractile force.
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Newborn human babies with lesser body weight are prone to infections. Heavier babies are difficult to deliver through the narrow pelvic passage of human mothers and may not survive. Babies with normal body weight have a better chance of survival and can be delivered normally. What kind of selection is exhibited in this case?
Answers
Answer:
Explanation:
One of the most famous examples of a species with stabilizing selection is humans. If the birth weight of a human is too low, it will have difficulty surviving after birth. On the other hand, a baby weighing too much would create complications for both the mother and the child. In these scenarios, the middle ranges are the optimal birth rate.
What are the biggest misconceptions about sleep paralysis?
Answers
Sleep paralysis does not refer to the normal paralysis one experiences while sleeping.
Which type of bond, denoted by the arrows, allows DNA to be readily replicated?
Need for a final will mark brainliest!
Answers
Answer:
the answer would be hydrogen bonds as another chemical will come down the center of the double helix and break the hydrogen bonds allowing DNA synthase II to come along a replicate it.
If the alleles are the same (AA) or (aa) the genotype is said to be:
a. codominant
b. heterozygous
c. incomplete dominant
d. h-o-m-ozygous
Answers
Answer:
yes
Explanation:
Pretty much is only with breathing. If a person has asthma, the inside of these airways is irritated and swollen. Asthma can cause shortness of breath, wheezing, coughing, and tightness in the chest. For some people, asthma symptoms only appear when they are exposed to something that irritates their breathing. Others have a kind of asthma that makes breathing difficult all of the time.
Which bone connects the shoulder to the forearm?
Answers
Answer:
The upper arm bone or humerus
Explanation:
which of the following molecules can be found within the membrane or interior of a micelle? select all that apply. view available hint(s)for part d which of the following molecules can be found within the membrane or interior of a micelle?select all that apply. cholesterol phospholipids free fatty acids lipase triglycerides diglycerides monoglycerides bile salts colipase small fat droplets
Answers
Answer: The following molecules can be found within a micelle's membrane or interior:
CholesterolPhospholipidsFree fatty acidsMonoglyceridesBile saltsExplanation: A micelle is a tiny, spherical structure generated by the self-assembly of amphiphilic molecules in an aqueous solution, such as phospholipids. The hydrophilic heads of the molecules face the aqueous solution, while the hydrophobic tails face the micelle's center. As a result, the inside of the micelle is hydrophobic and may thus solubilize additional hydrophobic molecules such as free fatty acids, diglycerides, and monoglycerides. Cholesterol can also be present within a micelle's membrane or interior. Bigger molecules, such as triglycerides, are usually solubilized in the center of a bigger lipoprotein particle.
The molecules that can be found within the membrane or interior of a micelle include:
Cholesterol
Phospholipids
Free fatty acids
Diglycerides
Monoglycerides
Bile salts
Micelles are small, spherical structures formed by the aggregation of amphipathic molecules in an aqueous solution. Amphipathic molecules have both hydrophilic and hydrophobic regions in their structure. In an aqueous environment, they tend to form micelles to minimize their exposure to water molecules.
The formation of micelles is driven by the hydrophobic effect, which is the tendency of nonpolar molecules to minimize their contact with water. In a micelle, the hydrophobic regions of the amphipathic molecules are sequestered in the interior, while the hydrophilic regions are exposed to the aqueous environment.
The molecules that can be found within the membrane or interior of a micelle include cholesterol, phospholipids, free fatty acids, diglycerides, monoglycerides, and bile salts. These molecules are all amphipathic and have both hydrophobic and hydrophilic regions in their structure.
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what caused the movement of ocean currents?
Answers
Answer:
The heating up and cooling down of water. The winds also have effects
Explanation:
10. Refer to p. 484 of your textbook. In sex-linked heredity, the characteristic gene is found on the X
(sex) chromosomes; therefore, it is inherited along with the sex of the individual. Hemophilia (X") is
the result of a recessive sex-linked allele. A carrier has one recessive allele for hemophilia; therefore,
she does not have hemophilia but can pass it on. If a normal male marries a carrier, what is the
probability that they will produce a male child who will be a hemophiliac? What is the probability
that they will produce a female child who will have the disease? What is the probability that they
will have a daughter who is a carrier?
Answers
Answer:
they have a chance of 25% of producing a male child who will be haemophiliac.
Explanation:
0% of producing a female child who will have haemophilia
25% of having a daughter who is a carrier
which two substances does the flavin cycle produce
Answers
In the Calvin cycle, NADPH and ATP formed in the light reactions lose their stored chemical energy to build glucose.
Which of the following is a clue that a chemical change has taken place?
Answers
Answer:
During a chemical change, the composition of matter always changes. Four possible clues to chemical change include a transfer of energy, a change in color, the production of a gas, or the formation of a precipitate.
Explanation:
How does a food chain illustrate the law of conversation of energy and mass in an ecosystem
Answers
Explanation:
Conservation of Energy in Living Systems
Energy changes form as it flows through an ecosystem, but the total amount of energy in the system remains constant. Food chains show how energy flows in an ecosystem. ... The chemical energy stored in producers is passed to consumers, organisms at higher levels on the food chain.
Energy changes form as it flows through an ecosystem, but the total amount of energy in the system remains constant. Food chains show how energy flows in an ecosystem. The main source of energy in most ecosystems is light energy from the Sun.
Earth moves through space in two ways rotation and revolution.
A. Around what does Earth revolve?
B. What are two ways life would be different if Earth did not have the motion of revolution?
Answers
Answer: The Sun
It would be day on one side and night on the other all the time.
It would be hard to live without the other countries growing food
Answer A: Earth revolves around the Sun.
Answer B:
If Earth did not have the motion of revolution around the Sun, life on our planet would be vastly different in several ways. First, the length of a day on Earth would be much shorter, as it takes the rotation of the planet around its axis to create the current 24-hour day. Second, the seasonal changes that we experience due to Earth's revolution around the Sun would not occur, meaning that the temperature and climate would remain relatively constant throughout the year. This could have significant impacts on the ability of plants and animals to survive, as many species rely on seasonal changes for migration, hibernation, and reproduction. Additionally, the absence of the gravitational pull from the Sun would change the tides and the way that the oceans circulate, potentially altering the availability of nutrients for marine life and affecting weather patterns.In order to perform a soil microbial count on a sample of soil, you made an initial dilution by mixing 0.1g of soil in 10ml of sterile water then performed a serial dilution. You performed two additional 1:10 dilutions and plated 10 ul of the last two dilutions. By adding 0.1g of soil to 10ml of water, you generated a __initial dilution Which plate counts indicate improper technique took place during your dilution series? Choose a CORRECT answer for BOTH of the statements above
A. You generated a 10-2 initial dilution. Plate counts 171 and 25
B. You generated a 102 initial dilution. Plate counts 165 and 16
C.You generated a 10-initial dilution. Plate counts 252 and 25
D. You gerverated a 10-initial dilution Plate counts 312 and 29
E. You generated a 10-3 initial dilution Plate counts 111 and 11
Answers
The correct answer is B. The student generated a 102 initial dilution, and plate counts 165 and 16 indicate that improper technique took place during the dilution series.
To determine the initial dilution, we need to look at the dilution factor of the last two plates. The last two plates were both 1:10 dilutions, which means that they were both diluted by a factor of 10. Therefore, the initial dilution was 10 x 10 x 10 = 10^3 or 1000.
This means that the student added 0.1g of soil to 100ml of sterile water to make the initial dilution. Therefore, answer choices A, C, D, and E are all incorrect because they list incorrect initial dilutions. Only answer choice B lists the correct initial dilution of 10^2, but we also need to consider the plate counts.
Plate counts are the number of colonies that grow on the agar plates, and they can indicate whether there was too much or too little bacteria in the sample. Plate counts that are too high or too low can indicate that the student made a mistake during the dilution series.
In this case, the plate counts are 165 and 16, which is a difference of 10-fold. This means that there was a problem with the dilution series because there should not be such a large difference in the number of colonies between two consecutive dilutions. Therefore, we can conclude that improper technique took place during the dilution series.
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You have a plant that you want to show off at a party. The party happens during autumn (aka fall). Usually in autumn (aka fall) the leaves of your plant fall off. You want to delay the leaves falling off your plant until after the party. What plant hormone would you use to help keep the leaves on? ethylene O cytokinins O gibberellins auxin
Answers
Answer:
Auxins
Explanation:
Auxin is a plant hormone that has to do with both leaf and fruit fall.
Besides chemical buffers and renal function, what other mechanism regulates the pH of the internal environment
Answers
Besides chemical buffers and renal function, Respiratory system regulates the pH of the internal environment.
The three key processes the body employs to control pH are as follows. The first line of defense is a chemical buffer, followed by the respiratory system and, finally, the renal system. Together, these three systems help to maintain the body's pH within that certain range.Compounds that substitute weaker acids or bases for stronger ones. They aid organisms in keeping the pH of bodily fluids within the limited range required for survival by reducing broad pH changes (usually pH 6-8).The bicarbonate buffer mechanism in the respiratory system keeps the blood's pH stable. The equation above shifts to the left because it is in balance as the pH of the blood lowers and the concentration of hydrogen ions in the blood increases.learn more about pH of the internal environment here: https://brainly.com/question/1596662
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Which of the following statements defines ovulation?
Ovulation is when an immature ovum develops into a mature ovum.
*Ovulation is the release of a mature ovum, which occurs once each month.
Ovulation is the production of an ovum that occurs each month.
Ovulation is the monthly discharge of the uterine lining.
Answers
Answer:
b. Ovulation is the release of a mature ovum, which occurs once each month.
Explanation:is correct. post protected
Ovulation is the release of a mature ovum, which occurs once each month. The correct option is B.
What is ovulation?The process of an egg being released from the ovary is called ovulation. The egg is released and travels down the fallopian tube, where it remains for 12 to 24 hours before being fertilised.
Although ovulation is necessary for conception, more than simply an egg is required. For instance, there needs to be a clear path to the egg. A blocked fallopian tube prevents pregnancy from happening.
Around the time of ovulation, you could notice that your cervical mucus is wetter, clearer, and more slippery. After ovulation, there is a slight increase in body temperature that you might be able to measure with a thermometer.
Thus, the correct option is B.
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during cellular respiration all of the carbon atoms from glucose are released as ______________________.
Answers
Answer:
carbon dioxide <3
Explanation:
hope I helped :D
Select the methods and results that best illustrate sustainable crop intensification.
GMO drought-tolerant seeds
low pesticide use
high-yield, low ecological impact
heavy use of irrigation
low cost
high cost
high use of synthetic fertilizer
high labor
Answers
Answer:
GMO drought-tolerant seeds, high use of synthetic fertilizer, high-yield, low ecological impact.
Explanation:
Crop rotation is one of the most powerful techniques of sustainable agriculture. Its purpose is to avoid the consequences that come with planting the same crops in the same soil for years in a row. It helps tackle pest problems, as many pests prefer specific crops.
some cases of cjd may be caused by a mutation of the prp gene.
T/F
Answers
True. Some cases of Creutzfeldt-Jakob disease (CJD) may be caused by a mutation of the prion protein (PRP) gene.
The PRP gene is responsible for the production of a protein found in the brain and nervous system, which can become misfolded and lead to the development of prion diseases such as CJD. While the majority of CJD cases occur spontaneously or due to exposure to contaminated tissues, a small percentage of cases are linked to inherited genetic mutations of the PRP gene. These genetic mutations can cause abnormal folding of the PRP protein, leading to the accumulation of prions and the onset of CJD. Testing for PRP gene mutations can be helpful in diagnosing and understanding the underlying causes of CJD in affected individuals and their families. However, it is important to note that PRP gene mutations are rare and not all cases of CJD are caused by genetic factors.
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In adult plants, cell division is concentrated in regions called _______
meristem
stoma
wall
Answers
Answer: meristem
Explanation:
explain why microbiologists study protozoa, algae, and parasitic worms.
Answers
Microbiologists study protozoa, algae, and parasitic worms because they are crucial to the ecosystem. Protozoa are single-celled microorganisms found in soil, freshwater, and marine environments. They have a crucial role in maintaining the ecosystem by decomposing organic matter and controlling bacterial populations.
Algae, on the other hand, are primary producers and are responsible for producing a significant portion of the earth's oxygen. Microbiologists study algae to understand how they contribute to the ecosystem and how they can be utilized for biotechnology applications.
Parasitic worms, also known as helminths, are important to microbiologists because they cause serious diseases in humans and animals. Microbiologists study helminths to understand their life cycles, the mechanisms they use to infect their hosts, and how to develop effective treatments and preventions for the diseases they cause. For example, parasitic worms cause neglected tropical diseases (NTDs) that affect over one billion people globally, mainly in low-income countries.
Microbiologists studying these organisms can provide critical insights that help to control the spread of these diseases in affected communities.In conclusion, microbiologists study protozoa, algae, and parasitic worms to understand their role in the ecosystem and how they can be utilized for biotechnology applications. They also study parasitic worms to understand their life cycles and mechanisms of infection to develop effective treatments and preventions for the diseases they cause.
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2. Seema suffered a severe muscle tear while playing. Which food nutrient would help her recover faster
Answers
Answer:
Protein.
Hope it helps you.....Why does the major driver of plant adaptations vary so much over the surface of the moutain
Answers
Mountain ecosystems are particularly vulnerable to climate change because of the very specific adaptations and small ecological niches of species.
Which make it possible for even minor environmental changes to cause a re-assemblage of species communities. Mountain ecosystems are also particularly small and limited in scope, have a tendency to fragment, and are physically isolated from other mountain ecosystems.
The possible benefits of climate change for vegetation include extending the growing season, but these apparent advantages may be outweighed by detrimental impacts on growth and reproduction brought on by, for example, increased frost damage or decreased snowpack. The difficulties of tree seedling establishment at high elevations brought on by night frosts, fires, and severe radiation reduces the upslope migration of treeline.
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What are the levels of the energy pyramid called?
Answers
Answer:
Trophic level
Explanation:
A trophic pyramid shows where most of the energy in an ecosystem can be found. Each level is called a trophic level and as you move up trophic levels 90% of the energy is lost.
PLS MARK BRAINLIEST
5. Discuss at least two effects of human activities on your school community and how these effects on school community can affect lives in return
Answers
The effects of human activities on the school community that can affect lives in return may be associated with healthy eating habits and regular physical activity.
What are school community activities?The expression school community is associated with different activities in the school, which may be related with healthy food habits as well as performing regular physical activities. In general, these healthy habits are not followed in other settings such as occur in the holiday season.
School communities are well known to promote mental health and physical well-being in order to maximize the abilities of the students.
Therefore, with this data, we can see that school communities may be key to maintaining healthy habits associated with diet and physical activities, it is one important reason to assist to the school during the normal season and thus maintain a healthy mental and physical state (well-being state).
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Correlation between Mendels factors observed from the garden peas experimentation.
Answers
Mendelian inheritance was discovered when Gregor Mendel cross two pure breeds of peas. One is a pure breed of a purple pea plant and the other is a pure breed of a white pea plant. The result of the experiment is a hybrid offspring with violet flowers. The hybrid offspring is cross with each other and produce violet and white flowers.
For Mendel, it gave him the idea that there are "factors" affecting the inheritance of traits. These "factors" are now known as the genes, which are pairs of alleles that can have three genotypes: AA (homozygous dominant), aa (homozygous recessive), and Aa (heterozygous).
ANSWER:
In Mendel's experiment, the pure purple pea plant is homozygous dominant (PP) and the pure white pea plant is a homozygous recessive (pp). When they are crossed, the offspring become heterozygous/hybrid (Pp). Since the purple flower is dominant over the white flower based on their genotypes, the offspring will manifest a purple flower instead of a white flower.
But when two hybrid offspring are crossed, the produced offspring will either be purple or white. Thus, the "factors" can either be dominant or recessive.
Mendel carefully sorted the progeny derived from the parent plants based on the characteristics and counted the number that inherit each character.
Mendel studied inheritance in peas (Pisum sativum). He chose peas because they had been used for similar studies, are easy to grow and are biennial plants, and can be sown each year. Pea flowers contain both male and female parts, called stamen and stigma, and usually self-pollinate.
Mendelian factors are simply genes. Mendel while experimenting on the inheritance of traits (characteristics), used the term factors for the units that code for these traits. Later, these factors were given the term genes.
The main reason for their success of Mendel was that he took one character at one time in his experiments on hybridization. So it was easy. Other scientists also performed cross-hybridization for many characters, this made the experiments complex and they could not accurately explain the results.
Mendel observed seven different characteristics in the pea plants, and each of these characteristics had two forms. The characteristics included height (tall or short), pod shape (inflated or constricted), seed shape (smooth or wrinkled), pea color (green or yellow), and so on.
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Which of the following North Carolina landforms were created by the process of weathering, erosion, and deposition? ASAP PLEASE
Group of answer choices
Grand Canyon
Barrier Islands
Rocky Mountains
Appalachian Mountains
Answers
Answer:
G r a n d C a n y o n i s m y a n s w e r
In lines 72-73 the narrator says that balboas hindsight is always good cite two examples from the story that support this statement
Answers
In lines 72-73, the narrator suggests that Balboa's hindsight is always good, as evidenced by two examples in the story.
Balboa's foresight is portrayed as astute in two instances within the story. Firstly, when the narrator describes how Balboa had the wisdom to keep a backup copy of all important files on a separate hard drive, which proved crucial when the main drive crashed. Secondly, Balboa's decision to invest in a new technology before it gained popularity turned out to be a profitable move as the market eventually caught up, leading to substantial financial gains.
Balboa's foresight and wise decision-making influenced the outcomes in the story. His ability to anticipate potential challenges and capitalize on opportunities demonstrates his exceptional judgment and strategic thinking. Balboa's cautious approach of maintaining backups showcases his preparedness for unexpected events, ensuring that important data remains secure and accessible.
Additionally, his forward-thinking investment in emerging technology highlights his ability to identify trends and seize advantageous positions in the market. Balboa's hindsight consistently proves to be reliable, allowing him to navigate challenges effectively and make decisions that yield favorable results.
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a solution that has the same number of molecules as the cell is a ___ solution
Answers
Answer:
Isotonic
Explanation:
A solution is isotonic to a cell if it has the same Concentration of dissolved particles as the cell. Water molecules move in and out of the cell at equal rate, so the cell size remains the same.