Prokaryotic organisms have recently been divided into two domains, bacteria and archaea. this division is based on characteristics such as a. differences in cell wall composition. b. differences in their initiator amino acid for start of protein synthesis. c. presence or absence of histones. d. b and c only e. a, b, and c

Cells destroy body cells infected by a virus or bacteria.

What maintain homeostasis when a persons internal body temperature is 97.5°f

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.