Helpp please !!! this the only thing i need

it should be d) transitional fossils.

they show the gradualism of evolution throughout a period of time

to this one it would be receptive field

answerhomologous structures;

in addition to being able to metabolize, grow, digest food, and excrete wastes, what other functions must an organism perform if it is to survive? survival also depends on the ability to maintain one's boundaries, to move, to respond to stimuli, and to reproduce. oxygen is a survival need.