Answer:
Only if one of individual has incomplete dominance.
Explanation:
Using a Punnet square, only if one individual has incomplete dominance could have this ration. Otherwise, if the 2 individuals had a homozygous phenotype, whit one individual for dominant and the other for recessive, the ratio would be all purple.
True because gravity pulls
An enormous rift in one of Antarctica’s largest ice shelves grew
dramatically over the past month, and a chunk nearly the size of
Delaware could break away as soon as later this winter, British
scientists reported this week.
If
this happens, it could accelerate a further breakup of the ice shelf,
essentially removing a massive cork of ice that keeps some of
Antarctica’s glaciers from flowing into the ocean.
No a scientific method is not used to to prove anything.
Digestive system would be responsible