Why is repairing a single-stranded break easier to repair than a double-stranded break?
What will be an ideal response?
Single-stranded breaks can be repaired by DNA ligase. Double-stranded breaks require homologous recombination repair or nonhomologous end joining, which often result in the loss of bases and may cause mutations.
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The type of connective tissue composed of cells that do not secrete collagen and function in transporting gases, nutrients, wastes, and hormones is
A. bone. B. blood. C. cartilage. D. adipose. E. loose connective.
All bacteria are pathogenic.
a. true b. false
Calculate the number of copies that would be produced from a single starting molecule after 10 rounds of PCR
What will be an ideal response?
A phosphate is moved from one molecule to another. This is an example of a/an ________ reaction.
A. anabolic B. catabolic C. endothermic D. exchange E. exothermic