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Unit 7 Test Review

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

Successful treatments using stem cells MUST use embryonic stem cells

a)

True

b)

False

2.

Selective breeding has been recently developed to produce different types of plants.

a)

True

b)

False

3.

The goal of gene therapy is to replace a faulty gene with a functioning one.

a)

True

b)

False

4.

When embryonic stem cells are harvested, it kills the embryo.

a)

True

b)

False

5.

Therapeutic cloning makes spare parts to help sick people.

a)

True

b)

False

6.

Copy cat is the only animal to be cloned.

a)

True

b)

False

7.

Any food that we eat contains DNA if that food came from a living thing.

a)

True

b)

False

8.

Breeders have used the process of selective breeding to:

a)

produce desired traits

b)

produce transgenic oganisms

c)

get less offspring

d)

get more offspring

9.

Breeding 2 very similar organisms to get some desired trait in the offspring.

a)

artificial cloning

b)

twinning

c)

inbreeding

d)

cross breeding

10.

A cell that has become differentiated:

a)

can produce any type of cell

b)

has become specialized to perform a particular function

c)

can only be plant cells

d)

are reproductive cells

11.

Mimi the mouse was cloned from:

a)

the DNA molecules in her egg cell

b)

the DNA in a sperm cell

c)

the egg cell of a different mouse

d)

a somatic (body) cell

12.

Somatic cell nuclear transfer is the process used to:

a)

clone an organism

b)

selectively breed organisms

c)

DNA fingerprint someone

d)

create a GMO

13.

Which types of cells are used to produce a clone?

a)

a somatic (body) cell only

b)

an egg cell only

c)

egg and sperm cells united together

d)

a somatic cell and an egg cell

14.

Making a permanent change in the DNA of an organism is:

a)

genetic engineering

b)

selective breeding

c)

inbreeding

d)

hybridization

15.

DNA that is produced by combining DNA from 2 different sources is called:

a)

a hybrid

b)

mutation

c)

recombinant DNA

d)

a polyploid

16.

What is the first step in producing a transgenic organism?

a)

use restriction enzymes to cut out the desired piece of DNA

b)

insert the gene into the DNA of a different cell

c)

clone the cell containing the inserted gene

d)

extract the substance produced by the transgenic organism

17.

A ______________ is a circular piece of DNA that is often used as a vector in genetic engineering.

a)

recombinant

b)

plasmid

c)

enzyme

d)

stem cell

18.

A restriction enzyme is a protein that:

a)

creates a plasmid in a bacteria

b)

snips a piece of DNA out of a larger molecule

c)

helps join transgenic DNA

d)

forms many products from recombinant DNA

19.

This drug has been produced with the help of genetic engineering.

a)

insulin

b)

adrenaline

c)

myosin

d)

glucose

20.

What is DNA fingerprinting used for?

a)

treat human disease

b)

clone valuable organisms

c)

identify criminals

d)

produce drugs for humans

21.

Matching DNA fingerprints tells us that:

a)

the DNA fragments were the same size

b)

there was the same amount of DNA

c)

there were identical DNA molecules

d)

all are true

22.

Why is DNA fingerprinting thought to be so exact in identifying a person?

a)

no 2 people have identical DNA (except identical twins)

b)

most people have repeated DNA segments

c)

most genes are dominant

d)

DNA fingerprints are the same for everyone

23.

Which crop in the United States is almost ALL GMO?

a)

rye grass

b)

soybeans

c)

grapes

d)

lobster

24.

For what reason do plant geneticists create GMO plants?

a)

to increase offspring produced

b)

to create resistance to disease

c)

to improve nutrition

d)

all of them are correct

25.

Crossing very different varieties of organisms to produce a more vigorous offspring is called:

a)

hybrid vigor

b)

cloning

c)

inbreeding

d)

hybridization