Answer:
it is A
Explanation:
at the light becomes heat energy slower heating the earth
There are a couple features unique to mammals, here are some:
1. Mammary Glands- evolved from modified sweats glands, these are used to create milk for offspring. Only females produce this milk.
2. Hair- this is an adaptation that provides insulation to keep the animal warm, provide protection of the skin, and sometimes camouflage the animal through the hair's color patterns.
3. Sweat glands- while being unique to mammals, they are not present in all of them. For example, whales do not have sweat glands at all because they live in the ocean!
DNA replication occurs during this phase
Therefore, it takes 40 sec to perform the work.
Suministra oxígeno a la sangre y elimina el dióxido de carbono de la sangre
