Communication between cells is mediated by cell signaling molecules and ( ). A: Cell receptor B: Antibody C: Enzyme D: Electric signal
Communication between cells is mediated by cell signaling molecules and ( ). A: Cell receptor B: Antibody C: Enzyme D: Electric signal
Channel mediated facilitated diffusion
Channel mediated facilitated diffusion
酶(enzyme)]
酶(enzyme)]
Amplification results when an enzyme associated with a signal receptor is activated and, in turn, catalyzes the activation of many molecules of a second enzyme, each of which activates many molecules of a third enzyme, and so on, in a so-called _____________________.
Amplification results when an enzyme associated with a signal receptor is activated and, in turn, catalyzes the activation of many molecules of a second enzyme, each of which activates many molecules of a third enzyme, and so on, in a so-called _____________________.
诱导酶（Inducible enzyme）
诱导酶（Inducible enzyme）
The first step in the secretory pathway, from the ER to Golgi, is mediated by ( ).
The first step in the secretory pathway, from the ER to Golgi, is mediated by ( ).
Rate-limiting enzyme in the synthesis of ketone bodies is
Rate-limiting enzyme in the synthesis of ketone bodies is
9．变构酶（allosteric enzyme）
9．变构酶（allosteric enzyme）
The enzyme that catalyzes the condensation of acetyl-CoA with oxaloacetate is _______ _.
The enzyme that catalyzes the condensation of acetyl-CoA with oxaloacetate is _______ _.
The government ______ between the workers and the employers. A: mediated B: reconciled C: interfered D: involved
The government ______ between the workers and the employers. A: mediated B: reconciled C: interfered D: involved