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earnstyle [38]
3 years ago
5

How does heart rate change during and after an exercise is performed for two different periods of time?

Biology
1 answer:
ladessa [460]3 years ago
5 0

Answer:

maximum should be 220 minus your age.

for example= 220-15

which is 205

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Which scenario describes a way that an abiotic factor can impact a marine system? Liquid water turning into solid ice encourages
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Rapid increases in water temperature cause extensive fish kills

Explanation:

Biotic factors are all living organisms that contribute to an ecosystem. On the other hand, abiotic factors are non-living factors, such as climatic factors (temperature, rainfall, wind), edaphic factors (soil type, soil texture, soil aeration etc). Changes of abiotic factors can have a huge influence on living organisms of ecosystem. The effects might be benefical or harmful.

Some of the most common abiotic factors that can impact a marine ecosystem are water temperature, currents, light, alkalinity, oxygent concentration etc.

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lara [203]

Answer:

The correct option is H) these acids change the environment.

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The nitrogen base pairs in the DNA molecule are adenine and or cytosine and .
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