Which internal system of communication—the endocrine system or nervous system—would be responsible for the growth spurt that occurs at puberty? which system would control the quick withdrawal of your foot when you step on a tack?

Explain how fossils scientists make discoveries about the lives of organisms and about how environments have changed over time. plz hurry up it time

Drag each tile to the correct box. arrange the phases of mitosis in the correct order. 1 (condensation of chromosomes) 2 (separation of chromosomes) 3 (formation of spindle fibers) 4 (alignment of chromosomes in the center of the cell) 5 (pinching of the cell membrane)

Which term describes a normal value for something in the body? a.homeostasis b.set point c.feedback loop d.integration center