Which of the following statements is false? Choose one: A. Cyclins vary in concentration at different stages of the cell cycle. B. Cyclins are degraded at specific times in the cell cycle. C. Cyclins help activate Cdks by phosphorylating them. D. Cyclins have no enzymatic activity on their own.

i think the miocene epoch spans the time from 23 million to 12 million years ago.

the fossil record provides evidence of a common ancestor to many species.

you didn't give any options but heres what i can tell you: an inference is likely to change based on additional observations. the latter is something that you have seen or sensed using your sensory organs while the former is like a conclusion out from what you have observed.

the answer

b.) bowling ball