What is the biggest sigle factor in environmental science today a pollution brapid human population growth c urbanization d global warming

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

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

How does the nervous system affect the excretory system?