Because you get most of the vitamin D for the sun and it can help or damage your skin.
Answer:
CDK and P53
Explanation:
I'm not sure about this but when I was learning about Eukaroytoic cell cycle, our analogy to learn the factors was the gas and break pedal. CDK is the gas pedal because it promotes cell division and P53 stops it
Answer:
C
Explanation:
DNA polymerase is an enzyme, and when an enzyme is put in conditions that don't suit it, it unravels and becomes useless. Because the copy of DNA isn't being made (S phase is the copying phase, after all), cellular division will come to a stop.
Answer:
Explanation:
fur and milk
A duck billed platypus is classified as a mammal because it feeds its kids with milk and it has fur. They are very unsual because of the way they dig dirt burrows at the water's edge and how they dont have a stomach
Answer:
DNA? I'm not that sure I just searched google lol