Species diversity is highest when ________
A) species richness is high and relative abundance is unevenly distributed
B) species richness is low and relative abundance is unevenly distributed
C) species richness is high and relative abundance is evenly distributed
D) species richness is low and relative abundance is evenly distributed
C
You might also like to view...
Which of the following toxins contributes to the virulence of B. pertussis and works by hemolyzing red cells and activating cyclic adenosine monophosphate, which inactivates several types of host immune cells?
a. Endotoxin b. Pertussis toxin c. Tracheal cytotoxin d. Adenylate cyclase toxin
DNA probes
A. may be obtained from denatured tagged dsDNA. B. may be obtained from similar genes from another organism. C. may be synthesized usually using information based on the protein sequence. D. are usually tagged dsRNA. E. may be obtained from denatured tagged dsDNA, may be obtained from similar genes from another organism, AND may be synthesized usually using information based on the protein sequence.
The reactants for cellular respiration are
A. carbon dioxide and glucose. B. glucose and ATP. C. oxygen and ATP. D. glucose and oxygen. E. water and ATP.
A genomic condition that may be responsible for some forms of fragile X syndrome, as well as Huntington disease, involves ________
A) various lengths of trinucleotide repeats B) multiple inversions in the X chromosome C) multiple breakpoints fairly evenly dispersed along the X chromosome D) plasmids inserted into the FMR-1 gene E) single translocations in the X chromosome