Both prokaryote and eukaryote cells have this structure. it maintain homeostasis and is a boundary between the inside of the cell and the outside environment. it is the a) nucleus. b) membrane. c) cytoplasm. d) cell wall.

What are genotypes? what are phenotypes?

In the water cycle , when does water undergo a chemical change

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.