Answer Happy

Which of the following about the negative and positive feedback is TRUE? a) Both keeps the internal environment stable. Ob) The responses of both feedback mechanisms counteract the initial stimulus. Oc) Only the negative, not positive feedback mechanism has the feedback loop. d) The responses of both feedback mechanisms are triggered by an initial stimulus. e) The responses of both feedback mechanisms amplify the initial stimulus.
Hormones can alter target cell operations by controlling Oa) the transmembrane transport of chemical substances only b) the transmembrane expression/protein transport of chemical substances, gene synthesis, and the rates of enzymatic activities c) gene expression and protein synthesis only Od) the transmembrane transport of chemical substances and gene ↓ expression/protein synthesis only e) the rates of enzymatic activities only
Which of the following about GLUT and SGLT TRUE? OGLUT is an uniport, while SGLT is an antiport O SGLT is a carrier, whille GLUT is a channel d) SGLT is a protein-mediated transport, while GLUT is lipid-mediated transport Oe) Both binds to glucose and undergo conformational changes