Single strand breaks don't typically lead to mutations or cell death.
a. true
b. false
Ans: a. true
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The two-factor crosses performed by Mendel support the observation that
A. alleles for a given trait are distributed randomly among an individual's gametes independent of the alleles for other traits. B. traits that are encoded by genes on different chromosomes are never found within the same gamete. C. the F1 generation can display phenotypes in combinations different from those seen in the P generation. D. the F2 generation will only display phenotypes in the same combinations as the P generation. E. self-fertilization of the F1 generation will produce 100% heterozygous plants at both loci.
Using microbes to break down or remove toxic wastes in water and soil is called ________.
A. bioremediation B. decomposition C. mineralization D. recycling E. synergism
A sprinter (very fast runner) can rapidly use up its store of ATP energy. How can one obtain ATP quickly?
a. All of these choices are possible b. Through glycolysis and the Kreb's cycle where ATP is produced through substrate phosphorylation. c. Through lactic acid fermentation where the production of ATP is low, but fast. d. rough oxidative phosphorylation where the output of ATP energy is greatest
The length of a particular gene in human DNA, measured from the start site for transcription to the end of the protein-coding region, is 10,000 nucleotides, whereas the length of the mRNA produced from this gene is 4000 nucleotides
What is the most likely reason for this difference?