Molecular Biology

Molecular Biology

8th Grade

15 Qs

quiz-placeholder

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Molecular Biology

Molecular Biology

Assessment

Quiz

Science

8th Grade

Practice Problem

Hard

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

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

What are three parts of a DNA nucleotide?

Phosphate group

Sugar

Hydrogen

Nitrogenous base

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

We all know that the shape of DNA looks like a spiral staircase, but what is the name of shape called?

Polynucleotide chains

Double helix

Twisted ladder

Allele

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is RNA?

A nucleic acid that processes all steps of protein synthesis in all living cells.

A molecule that contains the genetic code of organisms.

The process in which cells make proteins.

A gene that is damaged or changed in a way to alter the genetic message carried by that gene.

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is transcription?

A molecule that contains the genetic code for organisms.

The RNA → Protein part of the central dogma

The DNA → RNA part of the central dogma of molecular biology

The process in which cells make proteins

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a mutation?

change the chromosome structure

Anything in the environment that can cause a mutation

A change in the sequence of bases in DNA or RNA

Tags

NGSS.HS-LS3-2

6.

MULTIPLE SELECT QUESTION

1 min • 1 pt

There are four bases that make up the DNA chain. What are the four bases

Adenine

Thymine

Uracil

Cytosine

Guanine

7.

OPEN ENDED QUESTION

1 min • 1 pt

DNA is very useful in the real world. Doctors use DNA to diagnose and treat conditions. What are some other ways DNA is used in the real world?

Evaluate responses using AI:

OFF

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-2

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