In one species of bird, there are three varieties of feather color. what’s is this an example of? a. ecosystems b. species c. genetic d. color

What re the two main phrases of the cell cycle.

The response is the basis for vaccination. primary secondary tertiary none of the above

What is one reason why transpiration is important in plants? question 19 options: it produces food from the sugar in the plant cells. it enables the flow of water out of the plant. it produces carbon dioxide in the leaves of the plant.