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Gene Regulation and Epigenetics

Authored by Natalia Ortiz

Biology

9th - 12th Grade

NGSS covered

Gene Regulation and Epigenetics
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50 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

All the genes in both a prokaryotic cell and a eukaryotic cell are expressed at the same time.

True

False

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In order for a gene to be expressed, ___ must bind to the gene's ___, a specific sequence of nucleotides at one end of the gene, thus initiating transcription.

DNA polymerase, promotor

DNA polymerase, operator

RNA polymerase, promotor

RNA polymerase, operator

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

In eukaryotes, proteins that help the RNA polymerase bind to the regulatory region for transcription are called ____________.

transcription factors
topoisomerase
regulatory genes
activators

Tags

NGSS.HS-LS1-1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the name given to part of a DNA molecule that codes for a protein?

Glucose
Chromosome
Gene
Phosphate

Tags

NGSS.HS-LS1-1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How can a person's muscle cells have the same exact DNA sequences as their nerve cells even though the look and perform completely different?

The two different cells become mutated
The proteins expressed in each cell are different
They actually have different DNA in the two types of cells.
The genome of the different cells changes

Tags

NGSS.HS-LS1-4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What structure of this molecule binds with the mRNA molecule?

Amino Acid
tRNA
Anticodon
Codon

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In eukaryotes, DNA is tightly coiled around ____ in chromatin

Histones

Whey

Casein

Hemoglobin

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