When our bodies demand high blood input, our veins expand, since more blood flows through them to nurture our muscles. This, in turn demands more heat rate. The brain detects this increase in heart rate and it sends chemical messages to turn it down. So the correct option is C. the heart beat. The other options does not have a role with blood pleasure regulation, although they might influence its performance.
I want to say it is environmental resistance
Analysis is when / before you do the test on the samples you have.
A conclusion is the data and information you have after the sample test is completed
Answer:
options?
Explanation:
you need to give the options for an answer
Answer:
Uncontrolled production of cyclins will most likely result in a tumor. This process is also referred to as uncontrollable cell growth, where a cell grows abnormally, uncontrollably and may cause tumors.
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