Which of the following is not true about dna replication?

A. It must occur before a cell can divide.
B. Two complementary strands are duplicated
C. The double strand unwinds and unzips before replication
D. The new dna molecule contains two brand new strands of dna

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.

Drag the tiles to the correct boxes to complete the pairs. match each cell organelle with its description.

The source of energy shown in the image is (renewable, non renewable, polluting) a drawback of building a dam is that (it will destroy ecosystems, it requires fossil fuels, it won’t be useful for irrigation)