Which reaction is endergonic?

a. protein synthesis

b. fire

c. digestion

d. respiration

e. movement?

Which organ systems function as control systems, communicating with other cells and organs to regulate their activities?

Some people with spinal cord injures do not sweat below the area of the injury

The spanish fly is a species of what insect

Farmers cut up potatoes, olace these pieces of potato in the ground to start their potato garden. what method of reproduction are these farmers counting on for their new potato crop?

What is the function of the spindle fibers during anaphase of mitosis? a. they pull the homologous pairs to opposite ends of the cell. b. they form the nuclear membrane. c. they pull the sister chromatids to opposite ends of the cell. d.

Protists use cilia to move within their habitat, but ciliated human cells like those in the bronchi are always anchored to one another and to an extracellular matrix; what benefit does cilia provide these cells?

Which of the following concepts promotes development in both piaget's cognitive development in both paigets cognitive development theory and eriksons psychosocial theorory

Brian made this table to organize his notes on changes of state change of state energy change melting gain freezing lose deposition gain condensation lose

What is the name of the type of cell division that occurs in the prokaryotic cell cycle?

Select the correct answer. Why is it difficult for scientists to find fossils from the Precambrian period?