Which of the following is not an example of an adaptation?

an individual choosing to put on a coat to stay warm

the white fur on polar bears

If a cell's main function is to produce proteins to be excreted, which organelles would you expect to be larger

Last week i was assigned a thematic. we have groups of three but the people i was assigned with haven't been in school for days. i would appreciate if anyone can me with my thematic . i highlighted most of the important steps and i circled my thematic topic. in desperate need : ( its due on february 19

How does the study of genetic disorders such as pku biologists understand normal alleles?