Select all that apply:
biogeochemical cycals
a) keep the earth warm
b) recycle essential materials
c) disrupt the distribution of materials
d) are needed by living things

Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth

The wings of insects, birds, and bats evolved independently but carry out similar functions. this is an example of a. analogous structures. b. embryonic structures. c. vestigial structures. d. homologous structures.

Which of the following types of reactions would decrease the entropy within a cell? a. dehydration reaction, b. hydrolysis, c. respiration, d. digestion, e. catabolism.