During transition period, an athlete who weighs 154 pounds would need between and
kcal from protein daily.
224, 280
308, 336
336, 392
420, 560

cell regulation is conducted by special proteins.

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".