Which of the following are the “building blocks” of proteins?
A) amino acids
B) monosaccharides
C) nucleotides
D) peptides
A) amino acids
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Members of the genus Veillonella are part of the normal microflora of the
A. mouth. B. upper and lower respiratory tract. C. sweat glands and hair follicles. D. stomach.
An expanded definition of intelligence that goes beyond IQ is called ____________________ and includes verbal and
spatial abilities, memory, speed of perception, and reasoning.Fill in the blank(s) with the appropriate word(s).
Support for the succession mechanism of tolerance is found in research on plant communities that shows
A. that plants release toxins that prevent other species from establishing. B. competition-tolerant species colonize first. C. climax communities rarely form. D. succession is determined largely by species that exist in the ground as seeds or old roots. E. succession is random and cannot be predicted by existing species.
The second law of thermodynamics states that:
A) energy can be neither created nor destroyed. B) all living organisms must eat to derive energy. C) energy is required to bring molecules into a cell against a concentration gradient. D) in energy-yielding reactions, matter goes from a more-ordered to a less-ordered state.