After DNA repair enzymes cut out part of a DNA strand that had an incorrect nucleotide, ____ is/are
needed to complete the repair.
a. primase, DNA polymerase, and DNA ligase
b. DNA polymerase
c. DNA polymerase and DNA ligase
d. primase and DNA ligase
e. primase and DNA polymerase
C
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Which of the following sequences is a palindrome?
A. GGAACC B. AATTCC C. TCATGA D. GTTACC E. GGGAAA
The name Lactococcus (Streptococcus) lactis
A. indicates that the subgenus is Streptococcus. B. indicates that the family is Lactococcus. C. indicates that Streptococcus is the old genus name. D. indicates that Lactococcus is the old class name.
A(n) ________________ species is a species that faces extinction in all or part of its range. A(n) ________________ species is one that is likely to become endangered in the near future. A(n) ________________ species, one that is confined to the limited area in which it evolved
Fill in the blank(s) with correct word
An ecologically friendly city that has housing, work, and schools located close to each other would decrease the requirement for
a. public transportation b. pedestrian traffic c. bikes d. cars e. electricity