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MMSC 491 exam 1/Questions & Answers
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MMSC 491 exam 1/Questions & Answers
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MMSC 491 exam 1/Questions &Answers
guanine and uracil - -In a DNA double helix, each type of base forms a stable
base pair with only one type of base. When bases on an RNA strand are
involved in base pairing which bases can form stable base pairs with more
than one type of base?
-semi conservative - -Because each parental double helix generates two
daughter double helixs that contain one parental strand plus one newly
synthesized DNA strand, DNA replication is said to be?
-change in DNA sequence - -which of the following is not an example of an
epigenic variation?
-translocation - -the transfer of chromosomal regions between
nonhomologous chromosomes is referred to as?
-silent - -A mutation which introduces a premature stop codon in the
translated protein is referred to as a ___ mutation.
-missense - -A mutation which results in a change in the coding sequence of
DNA such that one amino acid in a protein is replaced by a differenent amino
acid is referred to as?
-Lys> Arg - -which of the following amino acid subsitutions in a protein
would be expected to be of low significance
-hydroxyl - -"DNA molecules are asymmetrical, having a different functional
group at their 5' and 3' ends. What functional group is found at the 3' end?
-important for proper segregation of chromosomes during cell division - -
The centromere is important for which of the following?
-important for initiation of DNA replication - -origin sequences are important
for which of the following?
-important for proper chromosome stability - -telomeres are improtant for
which of the following ?
-autosomes - -non sex chromosomes are referred to as?
-heteroplasmy - -inheriting a mixed DNA population in a cell is referred to
as...
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