The active site of an enzyme is the region that . binds nonspecifically to various substrates. is involved in the catalytic reaction of the enzyme. binds to noncompetitive inhibitors of the enzyme. is inhibited in the presence of ATP. allows ions to be transferred through the nonpolar region of a membrane.

Coral reefs support more species per unit area than any other marine environment on earth. what is one way coral reefs are important to the health of the biosphere

Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?