Restriction enzymes cut double-stranded DNA _____.
A. at noncoding areas between genes
B. at specific base sequences
C. between bacterial and viral DNAs
D. between purines and pyrimidines
E. between promoter and operator DNA sequences
Answer: B
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What will be an ideal response?How does mineral mobility affect the symptoms of deficiency?
A. Deficiency of a mobile nutrient usually affects older organs more than young ones B. Deficiency of a mobile nutrient usually affects younger organs more than older ones
A plant that produces yellow seeds is bred with a plant that produces green seeds. All of the seeds of the offspring are yellow. Which of the following explains this result?
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Division of the cytoplasm following mitosis or meiosis.
What will be an ideal response?