In general, when would the net movement of small, uncharged atoms and molecules through the plasma membrane end?
A) when the concentration of a solute is equal on both sides of the membrane
B) when all of those atoms or molecules are on the same side of the membrane
C) when the cell grows so large that it can't hold any more material
D) when the cell shrinks to the point that it can't function properly
A
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What do you expect to be the relationship between population size and number of cultural traits?
A. The larger the population, the larger the number of cultural traits. B. The smaller the population, the larger the number of cultural traits. C. There is no relationship between population size and the number of cultural traits.
Monoploids are useful in plant breeding because
A) they can be used to select for plants with desirable recessive traits. B) they will not express any undesirable recessive traits. C) they are one step in the path to creating desirable polyploid plants. D) they are typically resistant to commercial herbicides.
DNA polymerases ____
a. unwind DNA b. add new nucleotides to a strand c. catalyze carbon bonding d. assemble new strands in both direction e. repairs DNA
Soils developing from sand and silt carried by the wind are referred to as
A) till. B) eolian. C) colluvium. D) fluvial.