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DNA Structure and Replication

DNA Structure and Replication
The packing ratio of nucleosomes is about

9
7
6
8

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DNA Structure and Replication
In DNA replication, one new strand is synthesized complementary to an old (parent) strand and is referred as

mutational
semiconservative
discontinuous
antiparallel

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DNA Structure and Replication
The overall conclusion of the Hershey-Chase experiment was that

DNA was responsible for heredity
the ratio of Adenine to thymine was always the same
phage DNA was similar to bacterial DNA
proteins and DNA were responsible for heredity

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DNA Structure and Replication
The chromosomal DNA complexes with

four types of histone as H1, H2A, H3 and H4
two types of histone as H1 and H4
five types of histone as H1, H2A, H2B, H3 and H4
three types of histone as H1, H2A and H4

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DNA Structure and Replication
Enzymes, responsible for unraveling short segments of DNA is

helicase
DNA polymerase
primase
DNA ligase

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DNA Structure and Replication
During conventional transformation experiments E. coli cells and plasmid DNA interacts in an environment of

low temperature and Mg++
high temperature and Ca++
low temperature and Ca++
high temperature and Mg++

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