Can somebody try and answer 1 of these questions also for 5 answer in 3 sentences thx (Will mark as brainliest) promise
:D

Comparative Anatomy:

5. Comparative anatomy is the comparative study of the body structures of different species of animals in order to understand the adaptive changes they have undergone in the course of evolution from common ancestors.

One way whales are different from fish is:

1) Whales actually breathe air with lungs using their blowholes to breath out!. Fish get oxygen directly from the water through their gills.

Hope this helps! :D

you need to have a picture of the atom that way we can answer it