As membrane permeability increases, the rate of water movement into the osmometer ________
a. increases.
b. decreases.
c. is unaffected.
a
Biology & Microbiology
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The pollen tube grows from the ________ to the ________, where it eventually fertilizes the egg.
A. petal; ovary B. sepal; filament C. anther; style D. stigma; ovule
Biology & Microbiology
The nutrient canal is indicated by
a. A. b. B. c. C. d. D. e. E.
Biology & Microbiology
Three (3) eggs are boiled and all weigh 2g. The eggs are placed in a 15% solution of NaCl and reweighed after 30 minutes.
The solution in the container is hypertonic to which egg?
A. egg 1 B. egg 2 C. egg 3
Biology & Microbiology
Four of the following characterize a population in genetic equilibrium. Which one is the exception?
A. Large population size B. No mutations C. Differential reproduction D. Absence of gene flow E. Random mating
Biology & Microbiology