Which one of these is not an example of intracellular communication?

a. a signal is translated to cause muscle contraction

b. a muscle cell action is coordinated

c. a nerve cell stimulates a muscle cell to contract

d. a muscle cell maintains homeostasis

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics

What could happen if two base pairs on a strand of dna or switched

The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping