What is an allosteric site? 1) The site on an enzyme where the substrate binds.
2) The area on a competitor molecule that inhibits an enzyme reaction.
3) The area on an enzyme that binds the end- product of some metabolic pathways
4) The active part of a non-competitive inhibitor of an enzyme reaction

The observations of hooke and van leeuwenhoek documenting the existence of microscopic cells formed the basis of what important theory? a. the cell theory stating that all living things are composed of cellsb. the theory of spontaneous generation, which held that life forms could arise spontaneouslyc. the theory of chemotherapy, or use of antimicrobials to destroy pathogenic organismsd. the germ theory of disease and causative agents

Residential construction is expanding in florida, the expansion has caused fragmentation of habitats, one of the results of the increased construction is a decrease in the number of large predators such as the coyote, black bear and pool panther, which will be the most immediate local result of this fragmentation? 1)large predators will become extinct 2)decrease in middle sized predators 3)increase in population of top carnivores 4)increase in population of prey species

What tool do geneticists use to predict the outcome of genetic crosses? a.karyotype b.punnett square c.centrifuge