Cyclins and cyclin-dependent kinases are responsible for the progress of the cell through the various checkpoints.
Explanation:
Excess energy from food is stored as adipose tissue in the body. Fats are critical for maintaining body temperature, cushioning vital organs, regulating hormones, transmitting nerve impulses, and storing memory. Lipids transport fat-soluble nutrients and phytochemicals and promote bioavailability of these compounds.
Moonlight is no longer thought of as the cause. In the 16th century, moonmilk, a soft white limestone precipitate found in caves, was thought to be caused by the rays of the Moon.
I think it is B, that helps disprove it so it can't prove it.
A diploid cell contains two complete sets of chromosomes, while a haploid cell only one set.