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lesya692 [45]
3 years ago
12

Speed is the rate of change in

Biology
1 answer:
jekas [21]3 years ago
8 0
Speed is the rate of change in distance.

hope it helps
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Food molecules contain biochemical energy which is made available by
IrinaK [193]

Answers;

Cellular respiration;


Explanation;

Food molecules contain biochemical energy which is made available by cellular respiration;

The process of cellular respiration takes in food and uses it to create ATP, a chemical which the cell uses for energy.

The purpose of cellular respiration is to provide cells with the energy they need to functioning and activities such as growth and movement.


5 0
3 years ago
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The first organ that sperm pass through is the __________. the first organ that sperm pass through is the __________. epididymis
mariarad [96]
<span>During ejaculation, the sperm is sent out from the epididymis into the deferent duct which then travels up the spermatic chord into the pelvic cavity. The first organ that sperm pass through is the epididymis ejaculatory duct . During this time rhythmic movements propel the sperm forward.</span>
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3 years ago
Which describes gas exchange in the respiratory system?
hichkok12 [17]

Answer:

The alveolar membrane- is where gas exchange between the blood and the atmosphere takes place. The gas molecules must diffuse across the alveolar epithelium and the capillary endothelium. ... Thus, the alveolar surface (as well as the respiratory bronchioles) have no cilia or mucus layer.

Explanation:

hope it helps =)

4 0
3 years ago
Keystone predators can maintain species diversity in a community if they _________. A. competitively exclude other predators B.
Alisiya [41]

Keystone predators can maintain species diversity in a community if they  prey on the community's dominant species

Option B is correct.

What is meant by keystone predator?

A keystone species is usually a dominant predator whose removal allows a prey population to explode and often decreases overall diversity. other forms of keystone species are those, like coral or beavers, that significantly alter the habitat around them and thus affect large numbers of other organisms.

Are keystone species always predators?

A keystone species is usually , but not always, a predator. Just some predators can control the distribution and population of large numbers of prey species. the whole concept of keystone species was founded on research surrounding the influence of a marine predator on its environment.

Learn more about keystone predators:

brainly.com/question/506554

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8 0
2 years ago
Highly contagious or transmissible disease and has the potential for very rapid spread irrespective of national borders, causing
butalik [34]

Answer:

Transboundary

Explanation:

Transboundary refers to a highly contagious disease that has the potential to spread extremely rapid irrespective of national boundary. They cause high mobility and motility in the susceptible animals. An example of such diseases include Avian Influenza and the African Swine flu.

Zoonotic disease is disease that can be transmitted from animals to Humans example anthrax.

Exotic disease refers to a disease that does not normally occur in a particular region

Emerging diseases are those that have recently appeared and are cases are rapidly increasing.

Epizootic are those that appear in a large number of animals in the same place at the same time

7 0
3 years ago
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