What is the Range to produce optimal number of bubbles for Water, Light, Co2, and Temperature?

What are genotypes? what are phenotypes?

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

Sequence how oxygen accumulated in the atmosphere and the effect it had on life by completing the flowchart