Why is it important for the right amino acids to go in the right position when building proteins?

To ensure the protein has the correct shape and functions properly

To make the protein more colorful

To increase the size of the protein

To decrease the protein's lifespan

What is a mutation in DNA?

A change in the sequence of DNA

A change in the sequence of amino acids

A change in the sequence of proteins

A change in the sequence of RNA

What are point mutations?

A. Mutations that involve a single base or base pair

B. Mutations that involve multiple base pairs

C. Mutations that involve entire chromosomes

D. Mutations that involve RNA sequences

What is a deletion mutation?

A mutation where one base or base pair is removed accidentally.

A mutation where one base or base pair is added accidentally.

A mutation where a segment of DNA is duplicated.

A mutation where a segment of DNA is inverted.

What is an insertion mutation?

A mutation where one base or base pair is added accidentally.

A mutation where one base or base pair is removed accidentally.

A mutation where a segment of DNA is deleted.

A mutation where a segment of DNA is translocated.

Which of the following statements about mutations is true?

Most mutations have no effect on the organism.

Mutations cannot be beneficial.

Mutations only occur due to external factors.

What are the three molecules that make up a nucleotide?

Sugar, phosphate group, and nitrogen base

Sugar, lipid, and nitrogen base

Carbohydrate, phosphate, and nitrogen base

What is the main difference between the pentose sugars in RNA and DNA?

RNA has ribose, DNA has deoxyribose

RNA has glucose, DNA has ribose

RNA has deoxyribose, DNA has ribose

RNA has fructose, DNA has glucose

What does the term "pentose" refer to in the context of RNA and DNA nucleotides?

A sugar with three carbon atoms

What is the role of the bases in the DNA molecule?

They connect in the middle to form the base pairs.

They form the sides of the DNA molecule.

They provide energy for the DNA molecule.

They act as enzymes in the DNA molecule.

What is one structural difference between DNA and RNA?

DNA has deoxyribose sugar, RNA has ribose sugar

DNA has ribose sugar, RNA has deoxyribose sugar

DNA is single-stranded, RNA is double-stranded

DNA contains uracil, RNA contains thymine

During DNA replication, what is each original strand used as?

A template for creating a complementary strand

A template for creating a non-complementary strand

A template for creating a protein

What must happen to the original DNA molecule in order to copy the DNA?

It must be separated into two strands

Nucleotides that contain the sugar ribose, a phosphate group, and a nitrogenous base

Nucleotides that contain the sugar deoxyribose, a phosphate group, and a nitrogenous base

Nucleotides that contain the sugar glucose, a phosphate group, and a nitrogenous base

Nucleotides that contain the sugar fructose, a phosphate group, and a nitrogenous base

What is the primary function of tRNA in protein synthesis?

Acts as an adaptor between mRNA and amino acids

SOL Review: DNA, RNA, Protein Synthesis

Quiz

•

Biology

•

9th Grade

•

Practice Problem

•

Medium

•

NGSS

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

+3

Standards-aligned

Olivia Conboy

Used 2+ times

FREE Resource

60 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the X-shaped structure shown in the image?

A protein

A chromosome

A cell membrane

A ribosome

What does the DNA double helix wrap around in the image?

Lipids

Carbohydrates

Proteins

RNA

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it easier to move DNA around the cell during cell division when it is tightly bundled into chromosomes?

Because it is lighter

Because it is more compact

Because it is more flexible

Because it is more reactive

What bases combine in threes to form codons on messenger RNA (mRNA)?

A, T, C, and G

A, U, C, and G

A, T, U, and G

D, N, A, and U

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which base takes the place of Thymine (T) in mRNA?

A. Adenine (A)

B. Cytosine (C)

C. Guanine (G)

D. Uracil (U)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many bases does each codon in mRNA contain?

A. Two

B. Three

C. Four

D. Five

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the provided cartoon, what does the red strand represent?

A. DNA

B. Protein

C. mRNA

D. tRNA

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SOL Review: DNA, RNA, Protein Synthesis

60 questions

What is the X-shaped structure shown in the image?

What does the DNA double helix wrap around in the image?

Why is it easier to move DNA around the cell during cell division when it is tightly bundled into chromosomes?

What bases combine in threes to form codons on messenger RNA (mRNA)?

Which base takes the place of Thymine (T) in mRNA?

How many bases does each codon in mRNA contain?

In the provided cartoon, what does the red strand represent?

Why is it important for the right amino acids to go in the right position when building proteins?

What do the colored balls next to the codons in the chart represent?

Which amino acid is coded by the codons CGU, CGC, CGA, and CGG?

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