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DNA Quizziz

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

The sides, or "railing", of the DNA molecule are made up of:

a)

Sugar

b)

Phosphate

c)

Sugar and Phosphate

d)

Sugar and Nitrogen bases

2.

Which nitrogenous base ALWAYS pairs with Thymine?

a)

Adenine

b)

Thymine

c)

Guanine

d)

Cytosine

3.

Which nitrogenous base ALWAYS pairs with Guanine

a)

Adenine

b)

Thymine

c)

Guanine

d)

Cytosine

4.

How many chromosomes are in a human's BODY cells?

a)

23

b)

46

c)

64

d)

92

5.

The passing on of traits from an organism to its offspring is known as:

a)

Biology

b)

Chemistry

c)

Neoteny

d)

Heredity

6.

Cancer occurs from permanent changes in the DNA know as:

a)

Mutations

b)

Genetics

c)

Karyotypes

d)

Diploids

7.

Crickets have 16 chromosomes in their DIPLOID cells (2n = 16).

How many chromosomes are in their HAPLOID cells (n = ?)

a)

8

b)

16

c)

32

d)

24

8.

How many pairs of chromosomes does this person have?

a)

23

b)

46

c)

64

d)

92

9.

Is this person's karyotype male or female?

a)

Male

b)

Female

10.

Some mutations are good, but it is more common for mutations to be harmful.

a)

True

b)

False

11.

What iconic shape is DNA?

a)

Double barrel

b)

Double helix

c)

Forward helix

d)

Triple helix

12.

Which of these is NOT a nitrogen base of DNA?

a)

Tyrosine

b)

Adenine

c)

Guanine

d)

Cytosine

13.

Rank these parts of genetic material from LARGEST to SMALLEST.

a)

Chromosome (largest), DNA, Gene, Nucleotide (smallest)

b)

Chromosome (largest), Nucleotide, DNA, Gene (smallest)

c)

Gene (largest), Nucleotide, DNA, Chromosome (smallest)

d)

DNA (largest), Chromosome, Gene, Nucleotide (smallest)

14.

Which process is DNA NOT responsible for doing?

a)

Instructing cells to make proteins

b)

Produce certain traits

c)

Determine parts of your personality

d)

Teaching you how to read

15.

What does DNA stand for?

a)

Deoxy Antacid

b)

Ribonucleic Acid

c)

Deoxyribonucleic Acid

d)

Deribo Nucleotide

16.

Where is DNA found?

a)

Nucleus of a cell

b)

Cytoplasm of a cell

c)

Ribosome of a cell

d)

In the red blood cells

17.

In humans, which chromosome combination typically results in MALE offspring.

a)

XX

b)

XY

c)

YY

d)

None of these

18.

How many chromosomes are in a human's GAMETES.

a)

23

b)

46

c)

64

d)

92

19.

Genes hold the "recipes" to make _________, which allow the body to develop and function in different ways.

a)

Mutations

b)

Amino acids

c)

Proteins

d)

DNA

20.

What are the tightly-wound, rod-like structures that are found in the nucleus and contain genetic information?

a)

Mutations

b)

Genetics

c)

Chromosomes

d)

Genes