DNA Replication-PRACTICE 1

DNA Replication-PRACTICE 1

Assessment

Flashcard

Biology

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a nucleotide?

Back

A nucleotide is the basic building block of DNA and RNA, consisting of a phosphate group, a sugar (deoxyribose in DNA), and a nitrogen base.

2.

FLASHCARD QUESTION

Front

What are the three main components of a nucleotide?

Back

1. Phosphate group 2. Sugar (deoxyribose in DNA) 3. Nitrogen base (adenine, thymine, cytosine, guanine)

3.

FLASHCARD QUESTION

Front

What is the role of DNA helicase in DNA replication?

Back

DNA helicase unwinds the original DNA strand, separating the two strands to allow replication to occur.

4.

FLASHCARD QUESTION

Front

What is the function of RNA primase during DNA replication?

Back

RNA primase lays down an RNA primer that provides a starting point for DNA polymerase to begin adding new nucleotide bases.

5.

FLASHCARD QUESTION

Front

What does DNA polymerase do during replication?

Back

DNA polymerase builds new strands of DNA by adding new nucleotide bases complementary to the template strand.

6.

FLASHCARD QUESTION

Front

What does it mean that DNA strands are antiparallel?

Back

Antiparallel means that the two strands of DNA run in opposite directions; one strand runs 5' to 3' and the other runs 3' to 5'.

7.

FLASHCARD QUESTION

Front

What are the sides of the DNA ladder made of?

Back

The sides of the DNA ladder are made of alternating sugar (deoxyribose) and phosphate groups.

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