What are staple crops?
A) the major agricultural sources of calories in a society
B) the plants in which the gametophyte stage is dominant
C) the manioc plants eaten by people in Europe
D) the vegetative organs of grasses
A
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Which of the following methods could be used to detect the presence of viable but nonculturable cells of a pathogen in a water or food specimen?
A. Use of enrichment techniques B. Polymerase chain reaction C. Culture on selective agar D. Culture on enriched agar
The basic tool of genetic regulation is the ability of certain proteins to bind to specific
A. regulatory DNA sequences. B. promoter parts of the gene. C. enzymes of the cell. D. repressor parts of the gene. E. regulatory RNA sequences.
What is the vacuole
What will be an ideal response?
One surprising finding in the Human Genome Project was that what percentage of the genome encodes a functional product?
A. 98% B. 50% C. 2% D. It varies based on the individual.