This is my research question: research question: what is the effect of running straight at different distances on the heart rate of boys and girls?

what can the controlled variables be?

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above

Me with biology endocrine system crossword also image left i need with hw

What happens as electrons move along the chain of molecules known as the electron transport chain? they gain energy, which causes atp molecules to lose phosphate groups. they gain energy, which causes h *ions to join with oxygen to produce water. they lose energy, which is then used by the cell to make atp. they lose energy, which is then used to break down atp.