Osmosis is the diffusion of water across a membrane in response to the concentration of one or more of the ________.
A. membranes
B. compartments
C. cells
D. solutes
Answer: D
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Plant behaviors are not always easily observed because they:
A. may occur at short intervals B. are mostly internal to the plant C. are mostly caused by internal organisms D. are not observable by the human eye E. are only observable with a microscope
The numerical value of the free energy change indicates how fast a reaction will reach equilibrium.
Answer the following statement true (T) or false (F)
Seriously abnormal phenotypes or harmful mutations are acted against or reduced to low frequencies by which
mechanism? a. gene flow b. genetic drift c. natural selection d. disruptive selection e. beneficial mutations
Suppose that mitosis were used to produce the gametes. What unique problems would be encountered? Make a prediction about the future of humans as a species
What will be an ideal response?