I believe the answer would be d
Personally, I'd say that the answer is adaptation, but the closest thing there is, is evolution.
Answer:
In molecules of RNA, uracil takes the place of the DNA base thymine . 4. Build: Continue building the strand of mRNA until you have used all of the RNA nucleotides. ... Every group of three bases of mRNA is called a codon .
This question is incomplete. However, it seems to indicate that the vials contain aerobic bacteria. These are bacteria that require oxygen to respire and grow. The bacteria in the sealed vial will be deprived of oxygen, and would therefore not grow. Those in the crushed vial will be exposed to oxygen and would therefore be able to grow.
