Which statement about how organisms depend on abiotic factors in an aquatic ecosystem is not true?

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

If two parents who's blood types are both b produce a child that has blood type o, what can you say about the parent's genotybes? oa) one is ii ob) one is ibi oc) both are bi od) nothing, this is impossible

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.