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DNA Replication

Last updated almost 6 years ago

16 Nsɛmmisa

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1.

Why were proteins and not DNA considered to carry the genetic information?

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2.

Identify the three parts of a DNA nucleotide.

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3.

What do the letters A, T, G, and C represent when referring to the DNA structure?

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4.

What were two clues used to determine the structure of the DNA molecule?

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5.

What term is used to describe the structure of a DNA molecule?

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6.

What is replication?

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7.

What would be the sequence of nucleotides that pair with GCA?

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8.

The structure of the DNA molecule is built based on the base-pairing rule. What is this rule?

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9.

When must the process of replication in a cell be complete? Explain the reason for our answser.

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10.

What is the shape of a DNA molecule? How do base pairs fit into the shape?

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11.

Describe the contribution that Watson and Crick made to understanding the structure of the DNA molecule.

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12.

Assume that the DNA of an organism contains 20% adenine (A). What percentage of guanine (G) would be in this DNA?

A. 20%

B. 30%

C. 60%

D. 80%

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13.

Which of the following represents the building block of a DNA molecule?

A. Nitrogen-containing base

B. Phosphate group

C. Deoxyribose sugar

D. Nucleotide

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14.

What would you expect to find in all organisms?

A. The same genetic information

B. The same sequence of DNA nucleotides in the DNA molecules

C. The same percentages of DNA base pairs

D. The same four DNA nucleotides

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15.

When DNA replicates, what would be the sequence of nucleotides made from the following sequence: GCTATG

A. CGATAC

B. GCTATG

C. CCTATC

D. GCATTG

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16.

What must happen first when DNA replicates?

A. G must pair with C.

B. G must pair with T.

C. G must seperate from C.

D. G must separate from T.