The ozone layer protects us mostly from. Choose the best one answer.
A. increased atmosphere heat
B. CFS’s
C. Decreased atmosphere heat
D. Ultraviolet rays from the sun

D. ultraviolet rays from the sun

Explanation:

the ozone layer absorbs a lot of ultraviolet radiation from the sun. i think it's helpful to think of the ozone layer as either a shield or sunscreen to remember its purpose.

i think its y= -4x-14

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.