Mammals and birds are able to maintain relatively constant body temperatures. in cold weather, their internal temperatures could be many degrees warmer than the air temperature around them.
how is the heat energy required to warm the body created?
a. by osmosis
b. by food oxidation
c. by cell reproduction
d. by photosynthesis

which are post-impressionist paintings? check all that apply?

explanation:

post-impressionism is a predominantly french art movement that developed roughly between 1886 and 1905, from the last impressionist exhibition to the birth of fauvism. post-impressionism emerged as a reaction against impressionists' concern for the naturalistic depiction of light and color.

hope this have a good day

the correct answer is b