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Molodets [167]
3 years ago
11

Darwin proposed a new theory of how evolution works. What theory is this and how does it work?

Biology
1 answer:
Phoenix [80]3 years ago
5 0
Natural selection. The best survive
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Describe the behavior of the frog heart that you can elucidate from the force recording (e.g., mechanical events). How can you u
Sladkaya [172]

Answer:

P wave and R wave

Atrial contraction = P wave

Ventricular contraction = R wave

Explanation:

The behavior of the frog heart from force recording  can be classified into ; P wave and R wave.

utilizing the ECG ( Electrocardiogram) data the aspect of the force recording that is due to atrial contractions is the ; P wave while the force recording that is due to ventricular contractions is the ; R wave  the ventricular contractions is also known as QRS

ECG is used to record the electrical activities of a heart at rest

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Answer:Metaphase

Explanation:

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the 2nd and 1st statement is correct about frequencies in a population

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