Answer:
A. The complementary shapes of an enzyme and a substrate
Explanation:
The Lock-and-Key model was made to show how an enzyme's active zone fits a substrate and how they bond together. It correlates just like a lock and a key; you have to have the correct-shaped key in order to open a lock. Same process of thought with the enzymes; you must have the same shape for both in order to bind together,
As stated in the question, a student who is thirsty decides
to sneak a drink of deionized or distilled water. Given the fact that he drank
a fairly large quantity of this water in a short period of time, it will cause
the student's cells to swell.
Cbut im not 100% sure, best of luck tho!!
Answer:
Answer is B.
Explanation:
The mitochondrial DNA is found in most eukaryotes mitochondrial, and it is an extranuclear double stranded DNA. It is known to be maternally inherited.
It produces adenosine triphosphate, ATP, which is useful to the cells, through the conversion of chemical energy in the food.
It was discovered that, there are about 2 to 10 copies of the mitochondrial DNA genome in each of the mitochondrion.