Which of the following practices is consistent with organic agriculture and certification?
A. no pesticides are ever sprayed
B. only USDA organic pesticides are approved for use
C. only small farms can be certified organic
D. organic farms have to meet a biodiversity standard
E. All of the above are correct.
Answer: B. only USDA organic pesticides are approved for use
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If a population was in Hardy-Weinberg equilibrium, then ____ would occur in that population.
A. directional selection B. an increase of recessive alleles C. no evolutionary changes D. assortive mating E. natural selection
Cilia and flagella project from the cell and are not covered by cytoplasmic membrane
Indicate whether this statement is true or false.
Check the phyla that are considered to be lophotrochozoans.
_____ Platyhelminthes. _____ Mollusca. _____ Annelida. _____ Rotifera. _____ Nematoda.
Ion channels are found in the plasma membranes of neurons and muscle cells
__________________ Indicate whether the statement is true or false.