2points
in what way do adaptations the survival of a species?
o
a. it stops genes from being passed on.
o
b. it prevents reproduction from happening.
o
c. it increases the biodiversity of the species.
o
d. it reduces the number of alleles.
subi

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.