All of the following are examples of geological features EXCEPT ridges
valleys
bridges
waterfalls

Use the drop-down menu to match the following definitions to the corresponding terms. the total variety of organisms that live in the biosphere a group of organisms that breed and produce offspring that can breed all of the biotic and abiotic factors in an area

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol

Kinases add - groups to other enzymes. this activities some enzyme while inhibiting other