Answer:
.
Explanation:
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my answer would be the 3rd one
my bad if i'm wrong
<span>In real life, the presence of friction. Choice B</span>
Answer:
C. Cholesterol
Explanation:
Cholesterol maintains the fluidity of the cell membrane and thereby, regulates its function.
Bile acids are derived from cholesterol which serves as their precursor. For example, Taurocholic acid is a polar derivative of cholesterol. Bile acids serve in the absorption of fatty acids, glycerol, and fat-soluble vitamins as these compounds are non-polar in nature.
Vitamin D is produced when the derivative of cholesterol, 7-dehydrocholesterol undergoes photolysis in skin cells in presence of sunlight.
It would be .5. If there is a probability that two thing could happen it would be 50 50 shot.