An albatross spending its life hovering over the ocean provides an extreme example of __________, the process by which animals control solute concentrations and balance water gain and loss.
a. osmoregulation
b. hydration
c. evaporation
d. osmosis
e. excretion
Answer: a. osmoregulation
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If you were looking within a cell for organized clathrin structures, you would find them associated with which of the following structures?
A) lysosomes B) trans Golgi complex C) endoplasmic reticulum D) inner membrane of mitochondria E) extracellular matrix
The disaccharide shown above is ____
a. cellulose b. fructose c. maltose d. sucrose e. lactose
Imagine that one of the original four mice that escape from a research lab is blind due to a genetic defect. If the escaped mouse breeds and most of the mice born in subsequent generations are blind from birth, this is most likely a case of
A) selective mutation. B) the founder effect. C) artificial selection. D) natural selection. E) an equilibrium population.
Which of the following processes is involved in the "central dogma" of genetics?
A. translation only B. transcription only C. DNA replication only D. transcription and translation E. DNA replication and translation