Organisms going into hibernation and dying off and leaving their eggs behind is an example of what

When analyzing tree rings, what do scientists assume a thin ring indicates?

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?

Which anatomical plane is the only one that could not show both the sternal region and vertebral region