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DNA Basics

Total questions: 30

Worksheet time: 18mins

Name
Class
Date
1.
Which of these is controlled by your DNA?
a)
Color of your eyes
b)
What you ate yesterday
c)
Tattoos
d)
How many bonds carbon wants
2.
DNA, in eukaryotes, is found within the...
a)
Nucleus
b)
Golgi apparatus
c)
Cytosol
d)
Outside the plasma membrane
3.
Before new cells are produced, what process needs to happen?
a)
Transcription
b)
Translation
c)
DNA Replication
d)
Protein synthesis
4.
Why is DNA important?
a)
it is very small and very complicated
b)
it's in everything
c)
it serves as the blueprint for traits of all living things
d)
because we eat it every day for energy
5.
The passing of DNA from parents to offspring
a)
Generation
b)
Heredity
c)
Inheritance
d)
Traits
6.
Segments of DNA are called _______________________
a)
Genes
b)
Nuclei
c)
genotypes
d)
Chromosomes
7.
A unit of genetic material that determines a trait
a)
Carrier
b)
DNA
c)
chromosome
d)
Gene
8.
What are small stretches of DNA that code for traits
a)
Nucleus
b)
Chromosomes
c)
Gene
d)
Centromeres
9.
Where is all the genetic information in a cell?
a)
Nucleus
b)
Nucleotides
c)
Chromosomes
d)
Cytoplasm
10.
What does DNA stand for?
a)
Deoxyribonucleic Acid
b)
Deoxyribose Enzymes
c)
Deoxyribose Messenger 
d)
Retro deoxyribose Acis
11.

What are the four bases of DNA?

a)

ATGC

b)

ATDC

c)

GCAS

d)

DNAB

12.

How many base pairs are in an entire human genome?

a)

300, 000, 000

b)

3, 000, 000, 000

c)

3, 000, 000

d)

3, 000

13.
How much of your DNA do you inherit from your mom?
a)
10%
b)
25%
c)
50%
d)
it varies
14.

How many pairs of chromosomes does each person have?

a)

46

b)

23

c)

2

d)

1,046,023

15.

All _____ have DNA.

a)

Solid objects

b)

Human cells

c)

Living organisms

d)

Chemical compounds

16.

The term "double helix" refers to:

a)

The type of cell that contains DNA.

b)

The number of DNA molecules in each cell

c)

The size of a DNA molecule

d)

The shape of a DNA molecule

17.

How is DNA similar to a fingerprint?

a)

Both are unique to each individual

b)

Both have a double helix shape

c)

Both are found in the nucleus of every cell in the body

d)

Both determine physical traits such as height and eye color

18.

DNA can best be compared to a building's:

a)

Bricks

b)

Blueprint

c)

Residents

d)

Rooms

19.

How many chromosomes do humans have?

a)

23

b)

46

c)

100

d)

20,000

20.

A picture of all the chromosomes in a cell arranged in pairs

a)

genetic disorder

b)

Punnett Square

c)

Pedigree

d)

karyotype

21.

What is this a picture of?

a)

pedigree

b)

karyotype

c)

genome

d)

chromosome

22.
When DNA is in its less coiled, "relaxed," state, between cell divisions, it is called
a)
autosomes
b)
chromatid
c)
chromatin
d)
centromere
23.
What is the relationship between DNA and chromosomes?
a)
Chromosomes are made of DNA
b)
DNA is made of chromosomes
c)
DNA and chromosomes are the same thing.
d)
All of the above are correct
24.
Why are your chromosomes arranged in pairs?
a)
Scientists have no idea
b)
Because you get one from your mom and one from your dad
c)
Because pairs can divide easier
d)
Because DNA is awesome
25.
Which statement is true?
a)
Your DNA is the same as your siblings.
b)
Your set of DNA is identical to your mothers.
c)
Your set of DNA is identical to your fathers.
d)
Your DNA is unique to you.
26.
Besides genetics, what other factors are responsible for how you will grow and develop?
a)
How people treat you
b)
How hard you study
c)
Nutrition and environment
d)
What your parents look like
27.
Put in order smallest to largest:
a)
Chromosome - DNA - Gene
b)
Gene - DNA - Chromosome 
c)
DNA - Gene  Chromosome
d)
Chromosome - Gene  - DNA
28.
Which is true about DNA?
a)
Only animals have DNA in their cells
b)
DNA research is simple and quick
c)
DNA contains many genes
d)
None of the above are true.
29.
Inherited traits are controlled by 
a)
genetic information in the genes
b)
the environment a baby is born into
c)
the nucleus and mitochondria
d)
none of the above
30.

Which of the following is the best definition for heredity?

a)

Heredity is the passing of particles from high concentration to low concentration.

b)

Heredity explains how DNA copies itself.

c)

Heredity is the passing of traits from parent to offspring.

d)

Heredity is the forming of clones.

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