Which of the following is a major kind of benthic algae?
A. Diatom
B. Brown algae
C. Cyanobacteria
D. Radiolarians
B. Brown algae
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Bioinformatics includes _____. I. using computer programs to align DNA sequences II. creating recombinant DNA from separate species III. developing computer-based tools for genome analysis IV. using mathematical tools to make sense of biological systems
A) I and II B) II and III C) II and IV D) I, III, and IV
Heterozygotes for the Tay-Sachs disease allele appear to have greater than normal resistance to _____________________, which supports the theory that _____________________ explains why this harmful allele persists in the gene pool
Fill in the blank(s) with correct word
What adaptation allows C4 plants to minimize the effects of rubisco's inefficiency at high temperatures?
a. C4 plants fix the carbon twice in two different types of cells. b. C4 plants fix the carbon twice at two different times of day. c. C4 plants fix the carbon only once.
d. C4 plants store products in vacuoles. e. C4 plants only fix carbon at night.
The letter "C" in the accompanying figure represents the ____ plane
a. transverse b. radial c. tangential d. elliptical e. obtuse