Which of the following is the correct definition of a wave? A disturbance that transfers energy from one place to another ocean waves a crowd of people waving in a stadium
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Answer:

I hope this helps you

Explanation:

avoiding the costs of aggression, gaining an advantage in combat, sneaking copulations with females on the territories of other males, gaining physiological benefits and minimizing the risk of predation.

Answer:

BS is caused by the increasing use of air conditioning in modern offices, leading to bacteria build-up in the ventilation systems. Using UV lights to fight SBS is effective since it is easy and cheap to install, and it could save companies money in reducing the rate of sickness in the employees.

Explanation:

Microtubules in steady state or equilibrium that are undergoing dynamic instability in vitro. Microtubules' dynamic instability. The hydrolysis of GTP linked to -tubulin during or soon after polymerization lowers the protein's affinity for interacting with nearby molecules, causing dynamic instability.

Self-assembling microtubules (MTs) stochastically alternate between stages of growth and shrinking during dynamic instability. The existence of two alternative MT component states, GTP- and GDP-bound tubulin dimers, with various structural characteristics, is what propels this process. The dynamic behaviour of microtubules is driven by GTP hydrolysis, which modifies the shape of the tubulin molecules. Dynamic instability is a phenomenon in which shrinking and fast microtubule polymerization alternate.

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Answer:

B is correct

Explanation:

I just took the test :)

Answer:the process of scraping or wearing something away.

Explanation:

Answer:

Know what is abrasion?

Explanation:

Answer:

Bacteria are called prokaryotes; they lack a nucleus and do not present organelles in the cytoplasm, their observable characteristics are:

The cell wall that gives them their shape and provides mechanical protection, since bacteria are found in environments that can have different concentrations of solute.

Therefore, we can conclude that bacteria are microorganisms that contain structures required for their growth and self-replication, without them these microorganisms lose their integrity.

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Answer: *CFS*?

1) Biodiversity is the variety of living organisms on Earth, including the diversity of species, genes, and ecosystems.

2) The destruction of ecosystems can lead to a decline in species populations, ultimately resulting in a loss of biodiversity.

3) Habitat loss and poaching of wild animals both generally lead to a decrease in biodiversity. Habitat loss means that ecosystems are destroyed or altered, which can result in the loss of species and genetic diversity. Poaching of wild animals can cause the decline or even extinction of certain species, which can have ripple effects throughout the ecosystem and lead to a reduction in biodiversity. Creating protected ecosystems, on the other hand, can lead to an increase in biodiversity. By preserving and protecting natural habitats, ecosystems can remain intact, and species can continue to thrive. Protected areas can also provide a sanctuary for threatened or endangered species, allowing them to recover and potentially increase in population size. Overall, protected ecosystems can play a crucial role in maintaining and enhancing biodiversity.

4) Degradation is the process of breaking down or deteriorating, typically resulting in a decline in quality, value, or condition.

5) Reducing fishing pressure on threatened and endangered marine species is generally a beneficial action. Overfishing can have significant negative impacts on fish populations and the overall health of marine ecosystems, and can even lead to the extinction of certain species. By reducing fishing pressure on threatened and endangered species, we can help to protect these species from further decline and allow their populations to recover. This can lead to a more sustainable and healthy marine ecosystem with greater biodiversity. Breeding diseases and parasites that can transfer to wild fish is generally a form of degradation. Introducing diseases and parasites to wild fish populations can have significant negative impacts on the health and survival of these species. It can also disrupt the balance of the ecosystem and affect the overall biodiversity of the area. In addition, diseases and parasites can spread beyond the target species, potentially causing harm to other aquatic organisms and even to humans who consume contaminated fish. Therefore, it is important to take measures to prevent the spread of diseases and parasites in aquatic environments and to promote the health of wild fish populations. Creating jobs in coastal communities and using other fish species to feed farmed fish can have both beneficial and degrading aspects, depending on the specific circumstances. On the one hand, creating jobs in coastal communities can be beneficial by providing employment opportunities for local residents and contributing to the economic growth of the area. This can help to reduce poverty and improve the standard of living for people living in these communities. On the other hand, some forms of aquaculture (fish farming) can have negative impacts on the environment, such as pollution from fish waste and the use of antibiotics and other chemicals. In addition, using other fish species to feed farmed fish can contribute to overfishing and the depletion of wild fish populations, which can have negative impacts on marine ecosystems and biodiversity. Therefore, it is important to carefully consider the potential environmental impacts of aquaculture and to implement sustainable practices that minimize negative impacts while maximizing the benefits. This might include using alternative feed sources that are less reliant on wild fish, adopting best practices for waste management and water quality control, and ensuring that farming practices are conducted in an environmentally responsible manner. By doing so, it may be possible to create jobs and support economic growth in coastal communities while also maintaining the health and biodiversity of marine ecosystems.

Being resilient means having the ability to adapt and recover in the face of adversity, stress, or challenging circumstances. Resilience is the ability to bounce back and regain one's footing after experiencing setbacks or difficulties. Resilience is not about avoiding problems or challenges, but rather about facing them head-on and using one's strengths and resources to overcome them. People who are resilient are able to maintain a positive outlook and a sense of purpose, even in the face of difficult situations. They are able to stay focused on their goals and remain flexible in their approach when faced with obstacles. Resilient individuals are also able to draw on their social support networks and seek help when needed, recognizing that asking for help is a sign of strength, not weakness.

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The additional procedure that must be done to indicate the presence of glucose, and its level, is the blood glucose test, using devices that measure the consent of glucose in the blood.

The capillary blood glucose test is done with the aim of checking blood sugar levels at a certain time of the day and for this a blood glucose device must be used that performs the analysis of a small drop of blood that is taken from the fingertip.

With this information, we can conclude that he additional procedure that must be done to indicate the presence of glucose, and its level, is the blood glucose test, using devices that measure the consent of glucose in the blood.

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Answer:

a bird migrating when the season changes  

Explanation:

Both of the top answers make sense to me, but if I had to choose, I would pick a bird migrating when the season changes.

The life supporting metabolic process that requires water is called cellular respiration. Cellular respiration is the process by which cells use oxygen to break down glucose and produce energy in the form of ATP. Water is required in this process because it is used to help transport oxygen and glucose to the cells, and it is also a byproduct of the reaction.

Here is the equation for cellular respiration:
C6H12O6 + 6O2 → 6CO2 + 6H2O + ATP

As you can see from the equation, water (H2O) is produced during the reaction. Without water, the reaction could not occur and the cells would not be able to produce the energy they need to survive. This is why water is so important for all living organisms.

In conclusion, water is required for the metabolic process of cellular respiration, which is essential for the production of energy in cells. Without water, this process could not occur and living organisms would not be able to survive.

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Answer: A. Active transport

Explanation:

Just think of if you need to activate something, you need to put energy into it first. The other ones can also be used for moving things in and out, but being active requires energy.

The fur length of the guinea pig will depend on the alleles present in the offspring, whether they are dominant or recessive.

Dominant traits are characters which are always expressed in an offspring wherever they occur.

Recessive traits on the other hand are expressed only if the dominant trait is absent in the offspring.

In the trait for fur length in guinea pig, there are two alleles for it.

Thus, the possible combination of the two alles will be:

Therefore, the fur length of the guinea pig depends on the alleles present in th offspring, either dominant or recessive.

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Water always moves from areas of high water potential to areas of low water potential, and the water potential of a system can be influenced by factors such as solute concentration, pressure, and temperature.

Water potential is a measure of the potential energy of water in a system compared to pure water at standard conditions, which has a water potential of zero. It determines the direction and rate of movement of water within a system. The following statement accurately describes water potential:

The higher the solute concentration in a system, the lower its water potential, meaning that water is more likely to move from an area of higher water potential to an area of lower water potential. Additionally, pressure can also affect water potential, with positive pressure increasing water potential and negative pressure decreasing it.

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Your question seems incomplete. I could not find the exact question details online so I answered in general.

Answer:

sexual

Explanation:

Because two parents are involved in reproduction

BMI is the body mass index that uses mass and height to measure the fitness of the body. BMI is not accurate for athletes, and pregnant women except for children.

BMI has been abbreviated for body mass index and is based on the measure of height and weight to derive the category an individual lies in like underweight, normal, obese, overweight, etc.

BMI is not an accurate way to predict health as it does not calculate the body fat percentage and distribution. It is not an accurate measure for adults older than 65 years, pregnant women, and athletes. On the other hand, it can be used for children as they have a less fat percentage.

Therefore,BMI is the body mass index that uses mass and height to measure the fitness of the body. BMI is not accurate for athletes, and pregnant women except for children.

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Answer:

Explanation:

Now, being completely identical to plant 1, plant 2 will have 56 chromosomes in it's leaf cells.

Product

The correct answer is product

Answer:

Cell membrane encloses all the cell organelles.  In prokaryotes, membrane is absent and so membrane-bound cell organelles are also absent.

Significance of membrane can be explained with the help of viruses, as viruses lack cell membranes and that is why they require a host for living and uses the host's cell machinery to multiply.

Hence, cell membranes are important for living organisms to live and perform essential biological processes.

Answer:

Well, if all the herbivores disappeared, multiple things could occur. Without anyone keeping plants in check, plants may grow too abundant and may be harmful to the food web. Not only that, but predators that eat herbivors might starve without food. On the plus side, natural resources like water would increase without herbivores drinking/using it.

I hope this helps :)

Explanation:

1. Biodiverse ecosystems have an (c) better positioned to adapt to changes. 2. At present, the human population is consuming (a) tapping ancient resources created eons ago, like fossil fuels.

1. Biodiverse ecosystems have an advantage over less-biodiverse ecosystems in that they are (c) better positioned to adapt to changes. This is because higher biodiversity provides a greater variety of species with different traits and genetic diversity, increasing the resilience and ability of an ecosystem to respond to environmental disturbances. Biodiversity acts as a form of insurance, ensuring that even if some species decline or disappear, others can fill ecological roles and maintain the functioning of the ecosystem. Additionally, diverse ecosystems have a higher chance of containing species that possess adaptations to specific conditions or can tolerate different environmental pressures, enhancing their capacity to cope with changes such as climate fluctuations or invasive species.

2. At present, the human population is consuming 150% of the Earth's sustainable resources every year. The extra 50% is primarily provided by (a) tapping ancient resources created eons ago, like fossil fuels. Fossil fuels, such as coal, oil, and natural gas, were formed from the remains of ancient plants and organisms over millions of years. These non-renewable resources are being extracted and used at a rate that exceeds their replenishment, leading to their depletion.

This unsustainable consumption pattern is driven by the high demand for energy and resources to support human activities, including industrial processes, transportation, and agriculture. However, relying on fossil fuels contributes to environmental issues such as air and water pollution, habitat destruction, and climate change. Transitioning to renewable energy sources and adopting sustainable practices is crucial for reducing our ecological footprint and ensuring the long-term well-being of both humans and the planet.

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The complete question is

1. Biodiverse ecosystems have an advantage over less-biodiverse ecosystems in that they are

(a) more efficient in transferring energy through the system

(b) more effective in efficiently cycling nutrients

(c) better positioned to adapt to changes

(d). capable of expanding

2. At present, the human population is consuming 150% of the Earth's sustainable resources every year. The extra 50% is provided by

(a) Tapping ancient resources created eons ago, like fossil fuels

(b) Creating new resources, through advancing technology

(c) Consuming the Planet's ecosystems (d) Increasing the national debt

Answer:

The answer for writing 421,700 km in scientific notation is A

Answer:A

Explanation:

Answer:

2 recessive genes

Explanation:

A recessive trait can only be present in the absence of the dominant gene.

For example the gene for brown eyes are dominant and the gene for blue eyes are recessive.

**the dominant gene is usually represented with a capital letter and vice versa for the recessive*

Denoting:

B for brown eyes

b for blue eyes

We know that gametes (sex cells) have half the number of chromosomes (haploid number) than all the other cells in the body, the reason for this is because during fertilization, both male and female gametes combine and then in total they have the diploid number of chromosomes.

so for each trait, you have an allele from each the mother and father. Heterozygous means that there are two different alleles for the gene and homozygous means that both alleles for a specific gene are the same.

In the case of eye colour, any combination that has the dominant Brown allele in it results in the offspring having brown eyes no matter if there is also a recessive blue allele.

the combinations BB, Br all result in brown eyes and the only possibility of blues eyes are bb

Answer: the central government is stronger in a unitary government

Explanation:

i got it wrong and it said that’s the correct one

Even after the discovery of the structure of DNA in 1953, some geneticists were initially reluctant to accept nucleic acids as genetic material.

The reluctance to accept nucleic acids as genetic material after the discovery of DNA's structure can be attributed to a few reasons. Firstly, at the time, proteins were considered to be the more likely candidates for genetic material due to their structural complexity and functional diversity.

Proteins were thought to have the potential to carry and transmit hereditary information. Additionally, the role of DNA was not yet fully understood, and its function in heredity was not widely recognized. Furthermore, the scientific community had a strong bias towards proteins as the carriers of genetic information.

This bias was partly due to the historical focus on protein biochemistry and the well-established knowledge of protein synthesis and function. The complexity and variability of proteins compared to the relatively simple structure of DNA also played a role in the initial resistance towards DNA as genetic material.

It took further experimental evidence, such as the work of Hershey and Chase in 1952 using bacteriophages, to conclusively demonstrate that DNA, rather than proteins, was indeed the genetic material responsible for heredity. This landmark experiment played a crucial role in finally establishing DNA as the primary carrier of genetic information, leading to its widespread acceptance among geneticists.

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Answer:

Basal ganglia

Explanation:

they're basically responsible for motor control

The basal Ganglia are a group of nuclei that surround the thalamus and regulate body movements by processing sensory and motor information coming from the cerebral cortex.

The basal ganglia refers to group of subcortical nuclei which have different origins that are present in the brains of vertebrates. In humans, basal Ganglia surround the thalamus and help to regulate body temperature and movements. They Majorly function in control of motor activities.

Therefore, The basal Ganglia are a group of nuclei that surround the thalamus and regulate body movements by processing sensory and motor information coming from the cerebral cortex.

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The researcher studying mutations in bacteria and discovering that certain bacteria had DNA changes leading to antibiotic resistance is an example of genetic adaptation. The mutation in bacteria's DNA enables them to survive and multiply even in the presence of antibiotics, making them resistant to the drugs.

1. The researcher's study revolves around mutations in bacteria.

2. The researcher finds specific changes in the DNA of bacteria.

3. These DNA changes enable the bacteria to be resistant to antibiotics.

4. This discovery showcases genetic adaptation in bacteria.

5. Genetic adaptation refers to the process in which organisms undergo genetic changes that allow them to survive and reproduce better in their environment.

6. In this case, the bacteria's mutation in their DNA provides them with the ability to resist the effects of antibiotics.

7. Antibiotic resistance allows the bacteria to survive and multiply even in the presence of drugs that would typically inhibit their growth or kill them.

8. The ability to resist antibiotics is advantageous for the bacteria, as it enhances their chances of survival in environments where antibiotics are present.

9. This research highlights the importance of understanding genetic adaptations in bacteria, as it helps in developing strategies to combat antibiotic resistance and improve medical treatments.

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The event that results in X-inactivation in female mammals is the activation of the XIST gene on the X chromosome that will become the Barr body.

This process involves a complex mechanism that ultimately leads to one of the two X chromosomes being randomly silenced in each cell. This process ensures that females only express genes from one of their two X chromosomes, preventing potential overexpression of X-linked genes.

In contrast, the other options listed do not accurately describe the process of X-inactivation. Activation of the BARR gene, inactivation of the XIST gene on the X chromosome derived from the male parent, and inhibition of the XIST gene on the X chromosome that will become the Barr body are not the correct mechanisms responsible for X-inactivation in female mammals.

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Answer:

Answers in Explanation below.

Explanation:

1. Super nova

2.  Nebula

3. White dwarf

4. Red giant

5. Protostar

6. Supernova

7. Gravitational pull or gravity