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fiasKO [112]
3 years ago
7

You will measure and compare the heart rates of ten learners before and after

Biology
1 answer:
rewona [7]3 years ago
8 0

Answer:

Exercise is responsible for the increasing heart beat.

Explanation:

Exercise is responsible for the increasing heart beat because our body needs oxygen more faster during exercise. When we exercise our body needs quick energy and oxygen which can be provided by heart as well as the heart also removes carbondioxide which is produces during respiration process so the heart beat increases in order to provide energy and oxygen to the muscles.

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Answer:

The correct option is: A) sympatric speciation

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Sympatric speciation is a type of geographic mode of speciation. It refers to the evolution of two or more than two new or descendant species from the  existing common descent. The new species and the ancestral species all live in the same geographic area or location.

The common example of this speciation is insects like moths that become dependent on different plants belonging to the same geographical area.

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2 years ago
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