I believe it's stem cells.
A giraffe often has to to be aware of its surroundings since they could get ambushed by a predator thats why they mostly stay in pairs or groups
It is a part of the cell cycle.
Answer:
Environmental factors such as diet, temperature, oxygen levels, humidity, light cycles, and the presence of mutagens can all impact which of an animal's genes are expressed, which ultimately affects the animal's phenotype.
Explanation:
