Agroup of similar cells that perform a specific function is a(n)
a. organ system.
b. organ.
c. tissue.
d. organism.

The first generation of offspring from the cross of two parents is called the a.f1 generation b.f2 generation c.short generation d.p generation

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.

At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary