If a voltage gated K+ channel closes faster than normal, what effect would this have on the action potential?
What will be an ideal response?
The after hyperpolarization (overshoot) phase is shorter and the membrane potential (Vm) does not become as negative
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Which of the following groups or animals is NOT a member of the Platyhelminthes?
A. planarian B. monogenean C. tapeworm D. trematode E. ctenophore
A particular mRNA makes a protein that has a unformylated methionine as its first amino acid. Did this mRNA come from a bacterial or a eukaryotic cell? Explain
What will be an ideal response?
What is the innermost layer of the heart?
A) epicardium B) pericardium C) cardium D) endocardium E) myocardium
The oral contraceptive pill contains
a. estrogen only. b. estrogen and progesterone. c. estrogen and follicle-stimulating hormone. d. follicle-stimulating hormone and progesterone. e. estrogen, progesterone, and follicle-stimulating hormone.