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Exam 3 Spring 2019 Bio 183- Lisa Parks NCSU
Exam 3 Spring 2019 Bio 183- Lisa Parks NCSU
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Exam 3 Spring 2019 Bio 183- Lisa ParksNCSU
all of the following are characteristics of telomerase except - ANS-has an rna region that
can be used to produce dna
all of the following can account for genetic variation except - ANS-mitosis
an enzyme called _______ makes one rna primer and ________ attaches nucleotides
in a 5' to 3' direction - ANS-dna primase, dna polymerase
arrange the following genetic terms in order to complexity from largest to smallest
1. chromosome
2. nucleotide
3. genome
4. double helix - ANS-3,1,4,2
avery, macleod, and mccarty - ANS-scientists that purified cells to determine that dna
was the inherited molecule
chromatids - ANS-replicated forms of chromosomes joined together by the centromere
colorblindness is a sex-linked trait. if a mother is a carrier for this trait but has normal
vision and a father who is color blind have children, what % of their children would be
expected to be color blind - ANS-50%
diploid cells - ANS-in most animals, much of the life cycle is spent with cells in this state
dna consists of all of the following except - ANS-protein
DNA has to be separated and unwound in order to be replicated. Which enzymes assist
with this? - ANS-dna topoisomerase, dna helicase
dna polymerase - ANS-the enzyme that travels along a template strand of dna and adds
complementary base pairs
dna primase - ANS-enzyme that makes an rna primer to begin dna replication
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