n a certain enzyme-catalyzed reaction the following steps occur: 1. A phosphate group on substrate A is transferred to a side chain of an active site residue of the enzyme. 2. The dephosphorylated form of substrate A dissociates from the enzyme. 3. Substrate B enters the active site and is phosphorylated with simultaneous regeneration of the enzyme in its original form. What kind of kinetic mechanism is described

During the process of meiosis, special cells called gametes are formed. gametes only have half the number of chromosomes that the other cells in the body have. what form of reproduction do organisms that produce gametes use?

Which term refers to the total dollar value of the goods and services produced in a country in a year?

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.