Which is one purpose of cell division? a. to repair tissue b. to produce proteins c. to obtain food d. to use energy

Groups of organisms with low biotic potential, such as gray whales, that produce at most one offspring every other year a) are r-selected b) are k-selected c) are not subject to density-dependent limiting factors d) show the initial stages of the extinction process e) have escaped from the processes of natural selection and adaptation

1. fold your hands together so your thumbs cross over ,and look at your thumbs. which thumb feels most "comfortable" on top is actually controlled by a gene. the left thumb folding over the right thumb is a domi

The greater an ecosystem's the more likely it is that some organisms could survive catastrophic environmental changes. a. species diversity b. producer population c. water availability d. carrying capacity