What are the 4 nitrogenous bases in DNA?

adenine, thymine cytosine, and guanine

adenine, thymine, cytoplasm, and guanine

adenine, thymine, cytosine, and gylcerol

adenine, thymine, cytosine, and glucose

What is the correct order of steps for DNA replication?

Unwind, unzip, bring in new nucleotides, wind back up

Unzip, unwind, bring in new nucleotides, wind back up

Wind back up, unzip, unwind, bring in new nucleotides

Bring in new nucleotides, unwind, unzip, wind back up

What does the DNA helicase do during replication?

Glues the Okazaki fragments together

Sets the RNA primer for DNA polymerase

What does DNA polymerase do during replication?

Glues the Okazaki fragments together

Sets the RNA primer for DNA helicase

What is the goal of DNA replication? (choose the most accurate answer)

To make a new copy of DNA from an existing strand of DNA

To make a totally new DNA molecule from nothing

What does it mean to say DNA replication is "semi-conservative?"

A new strand is built from an original strand

A new strand is built from nothing

Why is it important that when DNA is copied, it makes an exact copy?

If not, then there will be different instructions passed on to the new cell

It's not important because the cell will just figure it out

What are the three components of a nucleotide?

sugar, phosphate, nitrogen base

The following picture must be

RNA because it's single stranded

DNA because it's double stranded

DNA because it's single stranded

RNA because it's double stranded

DNA Structure and Replication

Quiz

•

Science

•

10th Grade

•

Practice Problem

•

Medium

•

NGSS

HS-LS1-1, HS-LS3-2, HS-LS1-6

+2

Standards-aligned

Dana Niblett

Used 1K+ times

FREE Resource

35 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A monomer of DNA is called a(n)

Monosaccharide

Amino Acid

Triglyceride

Nucleotide

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which of the following best describes a DNA molecule?

double helix

contains ribose

made of amino acids

contains Uracil

Tags

NGSS.HS-LS1-1

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which organelle is DNA usually found in?

cell membrane

vacuole

ribosome

nucleus

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Nitrogenous bases are joined by which type of bond?

polar bonds

ionic bonds

covalent bonds

hydrogen bonds

Tags

NGSS.HS-LS1-1

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Nucleotides are made up of a sugar, phosphate, and..?

nitrogenous base

nucleic acid

cholesterol

fatty acid

Tags

NGSS.HS-LS1-1

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A five-carbon sugar found in DNA.

ribose

guanine

deoxyribose

helicase

Tags

NGSS.HS-LS1-6

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

DNA is copied during

Translation

Transcription

Reproduction

Replication

Tags

NGSS.HS-LS3-2

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DNA Structure and Replication

35 questions

A monomer of DNA is called a(n)

Which of the following best describes a DNA molecule?

Which organelle is DNA usually found in?

Nitrogenous bases are joined by which type of bond?

Nucleotides are made up of a sugar, phosphate, and..?

A five-carbon sugar found in DNA.

DNA is copied during

The enzyme that adds nucleotides to the 3' end of a DNA molecule is

What type of sugar is in DNA?

DNA polymerase is a(n)

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