A plant will usually wilt when which component of water potential reaches 0 MPa?
A. Total water potential
B. Turgor pressure
C. Gravity potential
D. Solute potential
Answer: B
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Mesoglea is found in which of the following groups?
a. sponges b. cnidarians c. round worms d. annelids e. mollusks
Which of the following is true for the voltage-gated Na+ channel?
What will be an ideal response?
A national planner is aware that the income tax revenues will fall in 30 years, so it would be best to increase the money coming into the budget at that time. Which of the following would be the most productive option?
A) Sponsor more research into late-onset Alzheimer's disease research. B) Promote men's health programs. C) Increase childhood vaccination programs. D) Build better highways.
Antigen-antibody complexes trapped in tissues and triggering complement activation or mast cell degranulation are characteristic of
A) type I hypersensitivity. B) type II hypersensitivity. C) type III hypersensitivity. D) autoimmunity. E) graft rejection.