What is the location on the enzyme where the substrate binds ("lock and key fit") called?
a. activation energy
b. enzyme
c. substrate
d. active site

Answer:

Card 33

Explanation:

I hope this helps you :)

Flatworms are free-living or parasitic animals, with bilateral symmetry, triblastic and with no coelom. The correct answer is FLATWORMS.

These are animals of variable size, going from a few millimeters to centimeters.

Flatworms are bilateral, acoelomated, and triblastic animals. The fact of being acoelomate means that they lack an internal cavity. Their whole body is solid, having mesenchyme where different organs are located.

Sense organs are located in the anterior part of the body.

These animals are hermaphrodites, exhibiting cross reproduction and eventually autofecundation.

They might be free-living animals or parasitic.

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Explanation:

perch and salamander don't have claws

The following pairs of organisms do not have claws: the perch and salamander that are present in the first option, where the claws and nails are the protective parts of the organism and the animals can catch prey too.

Claws and nails are found in most vertebrates, including reptiles, chimps, and mammals like humans, and they serve a variety of functions, including catching prey, protecting themselves from predators, holding things tightly such as food, etc., and so on. Like other vertebrates, salamanders and perches lack nails and claws.

Hence, the following pairs of organisms do not have claws: the perch and salamander that are present in the first option, where the claws and nails are the protective parts of the organism and the animals can catch prey too.

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The percentage total return is -8.03%, dividend yield is given by 2.58%  and capital gains yield is -10.61%.

Now and again, the profit yield may not give that much data about what sort of profit the organization pays. For instance, the typical profit yield in the market is extremely high among land speculation trusts (REITs). In any case, those are the yields from conventional profits, which are unique in relation to qualified profits in that the previous is burdened as ordinary pay while the last option is burdened as capital additions.

Master limited partnerships (MLPs) and business development corporations (BDCs), in addition to REITs, typically have extremely high dividend yields. The U.S. Treasury requires these businesses to distribute the majority of their profits to shareholders because of their structure. The term "pass-through" refers to the situation in which the business does not have to pay income taxes on dividend-paying profits. However, the shareholder is obligated to tax the dividend payments as ordinary income. Profits from these sorts of organizations (MLPs and BDCs) don't fit the bill for capital increases charge treatment.

a) Percentage total return is -8.03%

b) Dividend yield is 2.58% and Capital gains yield is -10.61%

Part a:

Initial price per share, P0 = $66

Final price per share, P1 = $59

Dividend per share, D = $1.70

% Total return = \(\frac{P_1+D-P_o}{P_o}\) = \(\frac{59+1.70-66}{66}\) = -8.03

Capital gain yield = \(\frac{P_1-P_o}{P_o}\) = \(\frac{59-66}{66}\) = -10.61%.

Dividend yield = \(\frac{D}{P_o}\) = 1.70/66 = 2.58%.

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Answer:

The Answers are beneficial effect on the protein and harmful effect on the protein

Answer:

maintaining an appropriate respiration rate

Explanation:

Mutations in the hemoglobin protein can lead to structural changes, altered oxygen affinity, and the development of blood disorders.

Mutations in the hemoglobin protein can have significant impacts on its structure and function. One example of a mutation that affects hemoglobin is the sickle cell mutation, where a single nucleotide change leads to the substitution of glutamic acid with valine in the hemoglobin molecule.

This mutation alters the shape of the hemoglobin protein, causing it to form long, rigid fibers under certain conditions. These fibers distort the shape of red blood cells, giving them a characteristic sickle shape. The altered structure of sickle hemoglobin affects its oxygen-carrying capacity, leading to reduced oxygen delivery to tissues and organs.

Overall, mutations in the hemoglobin protein can impact its structure, oxygen affinity, and overall function. These changes can contribute to the development of blood disorders, such as sickle cell disease and thalassemias, which can have significant health implications for affected individuals.

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Answer:

i dont know man

Explanation:

lol

Answer:

ATP is generated in the mitochondria, while the production of ATP in cystic fibrosis may mutate it as well as bind it.

Explanation:

It a little simplified but it still works.

Answer:

It would have drastic effect

Explanation:

It would have extreme affects to many organisms by an example:

let's say this plant needs to be in low temperatures and thanks to global warming most likely this plant won't be alive any more

credits to:socratic.org for a longer explanation just in case ;)

hopefully this helps

Hardwired characteristics of the brain that attempt to keep us in balance by correcting deficiencies are referred to as homeostatic mechanisms.

Homeostasis is the body's ability to maintain a stable internal environment despite external changes.

In the context of the brain, homeostatic mechanisms involve various processes that regulate physiological functions and maintain optimal levels of essential substances.

These mechanisms can include feedback loops that detect imbalances and initiate corrective actions.

For example, if there is a deficiency in a particular nutrient or hormone, the brain may activate mechanisms to increase its production, decrease its consumption, or enhance its absorption from the environment.

Homeostatic mechanisms play a crucial role in ensuring the body's overall stability and functioning, helping to maintain proper levels of various substances and promoting overall well-being.

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Answer:

The harshest impact would be a minor decrease in salmon population.

Explanation: Since shrimp would not die out completely neither woild the salmon.

Glucose is primary source for both anaerobic and aerobic metabolism.

In oxidative system, the primary source of ATP at rest and during low-intensity activities, uses primarily carbohydrates and fats as substrates. Fatty acids are stored in the form of triglycerides in muscles, but about 90 percent of stored energy is found in adipose tissue.

Carbohydrate work as a fuel that can be used for both aerobic and anaerobic ATP production, these systems are activated immediately during transitions from rest to exercise and from one power output to a higher power output.

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The term that describes the type of mutation is silent mutation, which is option B. Details about silent mutation can be found below.

Mutation is any change in the nucleotide sequence of DNA molecule.

Mutation can be of different types as follows:

Silent mutation is the type of mutation that does not change the resulting amino acid.

According to this question, codon GGU is changed to GGC but they encode the same amino acid (glycine), hence, it is a type of silent mutation.

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Answer:

a

Explanation:

it’s right

The chromosomal 21 would complement in the secondary oocyte because Chromosome 21 would be completely absent during mitosis.

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One example of mutualism in nature is the relationship between oxpeckers and large mammals, such as zebras.

Oxpeckers are small birds found in savannas and feed on ticks, fleas, and other parasites found in mammals. In return, the oxpeckers receive a food source and a safe place to live, as they can alert their host to the presence of predators.

To showcase this mutualistic relationship in a zoo or aquarium exhibit, visitors could observe a zebra exhibit with a special section featuring oxpeckers. Visitors could learn about the common name and scientific name of both species, as well as their natural habitat and predators. They could also learn about the oxpecker's diet and how they feed on parasites found on mammals.

Zebra:

Common Name: Zebra

Scientific Name: Equus Quagga

Diet: Zebras are herbivores and primarily feed on grasses, leaves, and other vegetation.

Natural Habitat: Zebras are found in various habitats across Africa, including savannas, grasslands, and woodlands.

Natural Predators: Zebras have several natural predators, including lions, hyenas, and crocodiles. They are also targeted by predators like leopards and wild dogs.

Endangered Status: Zebras are not considered endangered. However, certain subspecies, such as the Grevy's zebra (Equus grevyi), are classified as endangered due to habitat loss, poaching, and competition for resources.

Other Information: Zebras are well-known for their distinctive black and white striped patterns, which are unique to each individual. These stripes serve as a form of camouflage and are believed to deter biting flies and other insects.

Oxpeckers:

Common Name: Oxpeckers or TickbirdsScientific

Name: Buphagus spp. (two species: Buphagus africanus and Buphagus erythrorhynchus)

Diet: Oxpeckers have a unique feeding behavior where they primarily feed on ticks, parasites, and insects that inhabit the skin and fur of large mammals such as zebras, giraffes, and buffalo. They also consume earwax and blood from wounds.

Natural Habitat: Oxpeckers are found in sub-Saharan Africa, particularly in open woodland areas and savannas where their preferred mammalian hosts reside.

Natural Predators or Prey: They have a symbiotic relationship with their hosts, as they benefit from the food source provided by the insects and ticks on the mammals' bodies, while also acting as cleaners by removing parasites.

Endangered Status: Oxpeckers are not considered endangered.

Other Information: Oxpeckers have a unique adaptation in the form of sharp, curved bills that are ideal for removing ticks from the hides of mammals. They have a mutualistic relationship with the animals they associate with, as they benefit from the food source, and the mammals benefit from having parasites removed.

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Answer:

Tundra

Explanation:

Permafrost is a layer just beneath the surface of the ground that never thaws.

The biome that is home to frozen ground is the tundra biome, which is the third option, as frozen ground is a layer of soil or sediment that remains frozen throughout the year.

It is a layer of soil, sediment, or rock that remains frozen at or below 0°C for at least two consecutive years, and this frozen layer can be found in areas where the temperature is consistently below freezing and where there is little to no drainage of surface water, and the tundra biome is home to frozen ground due to its cold and dry climate, and it is also characterized by low-growing vegetation such as mosses, lichens, and grasses, as well as animals adapted to the cold and harsh conditions.

Hence, the biome that is home to frozen ground is the tundra biome, which is the third option.

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Autocatalytic replication is an important part of the prebiotic evolution leading to the origin of life on Earth. It is believed that this replication process occurred spontaneously in a prebiotic environment, leading to the formation of the first living organisms.

The Autocatalytic replication was facilitated by the presence of organic molecules, like RNA and amino acids. Over time, these organisms evolved and adapted to their environment, eventually giving rise to the complex life forms we see today.

Synapsids were the first reptiles to develop a single temporal opening in their skulls, which allowed for a larger jaw muscle and improved biting ability. Synapsids and cynodonts are two groups of reptiles that played a key role in the evolution of mammals, including humans. The adaptation allowed them to compete more effectively for resources and led to their dominance during the Permian period.

Cynodonts were a group of advanced synapsids that evolved during the Triassic period they had a number of adaptations that made them well-suited to life on land, including more efficient lungs, better hearing, and the ability to regulate their body temperature. These adaptations allowed them to thrive in a variety of environments and gave rise to the first true mammals.

The evolution of synapsids and cynodonts played a key role in the evolution of mammals, including humans. Their adaptations allowed them to compete more effectively for resources and survive in a changing environment, leading to the development of increasingly complex and sophisticated life forms.

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The pathway used for carbohydrate degradation by strict anaerobes is called fermentation. Carbohydrates are broken down through this pathway to produce energy in the absence of oxygen.

This process allows strict anaerobes to generate energy in the absence of oxygen, which is essential for their survival in oxygen-free environments.

Fermentation occurs through a series of enzymatic reactions that do not require oxygen. During fermentation, glucose is broken down to pyruvate and ATP is generated. The pyruvate is then further metabolized into various end products, such as lactic acid, ethanol and carbon dioxide.

Strict anaerobes are bacteria that thrive only in environments where oxygen is not present, relying on hydrogen or carbon dioxide to survive.

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Herniation of a fallopian tube is called a salpingocele. A salpingocele occurs when the fallopian tube prolapses or protrudes into the vaginal canal due to weakened pelvic muscles.

This condition is also known as a hernia of the fallopian tube. It is important to note that salpingocele is a rare condition, and most women with a herniated fallopian tube may not experience any symptoms. However, in some cases, salpingocele can cause pain or discomfort during sexual activity, and in severe cases, it can lead to infertility.

Treatment options for salpingocele depend on the severity of the condition and the symptoms experienced by the patient. In some cases, pelvic floor exercises and lifestyle changes may be enough to manage the symptoms. However, in more severe cases, surgical intervention may be required to correct the herniation. It is important to consult with a healthcare professional for a proper diagnosis and treatment plan.

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Answer:

of the law of elasticity (Hooke's law), for his first use of the word cell in the sense of a basic unit of organisms (describing the microscopic cavities in cork), and for his studies of microscopic fossils

Explanation:

4 Compare the composition of the rock sample with other rock samples of know age

The method below would a scientist most likely use to determine the absolute age of a rock layer is Compare the composition of the rock sample with other rock samples of known age.

Petrified fossils are formed when minerals replace all or some part of once-living matter.

Petrified fossils result from a process known as permineralization which occurs when ground water solutions containing iron, carbonates, silicates or other minerals seeps through the remains of buried organisms (plants or animals).

When the water evaporates, the minerals remain and replace the organic matter to form a petrified fossil. This method preserves the most detail of an organism because it greatly retains the appearance of organisms.

Thus, option "4" is correct. .Compare the composition of the rock sample with other rock samples of known age.

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Answer:

Precambrian: 4055 million years; 88% Paleozoic: 300 million years; 7% Mesozoic: 179 million years; 4% Cenozoic: 66 million years; 1%Explanation:

Answer:

7,794,798,739

Explanation:

Answer:

it will affect the ecosystem in a bad way

Answer:

They would starve and die unless they could move to another habitat. All the other animals in the food web would die too, because their food supplies would have gone. The populations of the consumers would fall as the population of the producer fell.

Explanation:

Answer: Natural Selection

Have a nice day

Answer:

D . Cranium

Explanation:

Cranium is another word for skull.

Answer:

D. Cranium

Explanation:

The length of each phase in bacterial growth is determined by factors such as nutrient availability, temperature, and environmental conditions.

During the lag phase, bacteria adapt to their environment, with the duration dependent on the conditions they were in before inoculation. A longer lag phase may occur if cells need to repair damage or synthesize essential enzymes for growth.

In the exponential (log) phase, bacteria divide rapidly, and the growth rate is influenced by factors such as nutrient concentration, temperature, and the organism's generation time. Optimal conditions will result in a shorter, more rapid exponential phase. As nutrients deplete and waste products accumulate, growth rates decrease, and the stationary phase begins.

During the stationary phase, the bacterial growth rate is essentially zero, with cell death equaling cell division. The length of this phase is determined by the ability of bacteria to endure stress, competition for remaining nutrients, and resistance to toxic waste products.

Finally, the death (decline) phase occurs when the rate of cell death surpasses the rate of cell division due to extreme environmental stress or nutrient exhaustion. The length of this phase depends on the resilience of the bacterial population and the severity of stress factors.

In summary, the length of each phase in bacterial growth is determined by environmental factors, nutrient availability, and the organism's adaptability and resilience.

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To write an inclusive hypothesis from investigation, it should be structured with Mechanism of Evolution, Hypothesis and Data.

Mechanism of Evolution

The mechanism of evolution that I think caused the increase in FQ resistance is natural selection. Natural selection is the process by which organisms that are better adapted to their environment are more likely to survive and reproduce. In this case, the bacteria that are resistant to FQ are more likely to survive and reproduce because they are not killed by the drug. This means that the population of bacteria will become more resistant to FQ over time.

Hypothesis

My hypothesis is that the increase in FQ resistance in the bacteria on the farm is due to natural selection. I believe that this is because the bacteria that are resistant to FQ are more likely to survive and reproduce, which means that the population of bacteria will become more resistant to FQ over time.

Data

The new data supports my hypothesis because it shows that the number of bacteria that are resistant to FQ has increased. The data also shows that the bacteria that are resistant to FQ are more likely to be found in the environment where the FQ is being used. This suggests that the bacteria are evolving to become resistant to the FQ.

How to Include the Data

You can include the data in your hypothesis by stating that the increase in FQ resistance is due to the fact that the bacteria that are resistant to FQ are more likely to survive and reproduce. You can also include the data by showing a graph of the number of bacteria that are resistant to FQ over time.

This is an example of how to include the data in the hypothesis:

I hypothesize that the increase in FQ resistance in the bacteria on the farm is due to natural selection. This is because the bacteria that are resistant to FQ are more likely to survive and reproduce, which means that the population of bacteria will become more resistant to FQ over time. The data supports this hypothesis because it shows that the number of bacteria that are resistant to FQ has increased. The data also shows that the bacteria that are resistant to FQ are more likely to be found in the environment where the FQ is being used. This suggests that the bacteria are evolving to become resistant to the FQ.

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