Small, membrane-bound sac that stores substances within a cell.
What will be an ideal response?
vesicles
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An adaptation of the marine iguana for cold water is
a. rete marible to keep exchange heat. b. blubber to keep heat in. c. dark skin to absorb the sun's heating radiation. d. increased metabolism.
Which of the following is the correct order of the pathway by which activation of PI3-kinase stimulates cell division?
A) PIP3 formation-Akt phosphorylation-TOR activation-Rheb activation B) PIP3 formation-TOR activation-Rheb activation-Akt phosphorylation C) Akt phosphorylation-TOR activation-Rheb activation-PIP3 formation D) PIP3 formation-Akt phosphorylation-Rheb activation-TOR activation E) Akt phosphorylation-PIP3 formation-TOR activation-Rheb activation
Botulism and tetanus are caused by bacterial endospores commonly found in the soil.
Indicate whether the statement is true or false.
Which of the following is not a function of the nervous system?
A. perform integration B. generate motor output C. cushion and protect soft tissue D. perform information processing E. receive sensory input