Answer:
The matrix is the innermost compartment of a mitochondrion
. Here, the
the Krebs cycle occur(s), breaking down pyruvic acid into carbon dioxide in a series of reactions.
Explanation:
<span>The end diastolic volume in a rapidly beating heart after an hour about 170/min will be reduced because the heart rate/heart beat will be in calm beating whenever the patient is already relaxed and gain his breathing from the rapid heartbeat which is caused by running, using stairs or from exercising. </span>
The answer would be 1. original-tissue fossils and 2. many species were wiped out
When substrate enter the active site of enzyme....the reaction starts and the substrate changes into product and detach from enzyme and so the enzyme is free for next substrate.
