What has a body that regulates its own internal temperature.

What feature of cell theory is best demonstrated in the image

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?

Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one