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Biochemistry > QUIZ: NUCLEIC ACID STRUCTURE AND DNA REPLICATION > Flashcards

QUIZ: NUCLEIC ACID STRUCTURE AND DNA REPLICATION Flashcards

1
Q

Biochemical carrier of the traits

A

Genes

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2
Q

It is composed of a nitrogenous base, a ribose sugar and a phosphate

A

Nucleotide

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3
Q

A double stranded molecule found in the chromosome

A

deoxyribonucleic acid

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4
Q

A nucleobase that is made up of two rings

A

Purine

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5
Q

Total of the genes in a living organism

A

Genome

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6
Q

Cytosine, thymine and uracil belongs to this group

A

Pyrimidine

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7
Q

The interaction of the base pairs of the nucleic acids

A

Complimentary base

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8
Q

The bond which is responsible for the polymeric structure of the nucleic acids

A

Phosphodiester bond

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9
Q

The sugar component of the DNA and RNA

A

Pentose

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10
Q

Bond between sugar and nucleotide base

A

Beta glycosidic bond

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11
Q

type of packing that happens in DNA inside the nucleus

A

Supercoiling

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12
Q

Protein octamer found in the supercoiled structure of the DNA

A

Histone

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13
Q

Has more hydrogen bonds

A

G-C Pair

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14
Q

Composed of DNA coiled to a histone and locked by a histone H1 protein

A

Nucleosome

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15
Q

The amounmt of A in DNA is equal to the amount of T

A

Chargaff Rule

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16
Q

It is the process of biologically producing new DNA dauther molecules

A

DNA Replication

17
Q

The stage in the cell cycle where DNA is produces

A

S-phase

18
Q

Enzyme responsible for unwinding the DNA double strand

A

Helicase

19
Q

it attaches the nucleotide to the 3’ end of the growing nucleic acid

A

DNA Polymerase III

20
Q

Prokaryotic start site for DNA replication

A

Ori C

21
Q

Produced of semi-discontinuous process of DNA synthesis

A

Okazaki fragments

22
Q

Proteins responsible for maintaining and protecting the denatured DNA

A

SSBP

23
Q

Process of correcting the mismatched base pairs

A

Proofreading

24
Q

The strand which is synthesized discontinuously

A

Lagging strand

25
Q

Protein that signals the termination of replication

A

Tus protein

Biochemistry (8 decks)

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