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Blood Cells and DNA Worksheet

Total questions: 52

Worksheet time: 26mins

Name
Class
Date
1.

Karl Landsteiner discovered that white blood cells had tiny structures on them.

a)

True

b)

False

2.

The reaction that occurs between antigens and antibodies is called agglutination.

a)

True

b)

False

3.

There are over 300 known blood group proteins and over:

a)

100,000 different protein binding sites on each red blood cell.

b)

10,000 different protein binding sites on each red blood cell.

c)

1,000 different protein binding sites on each red blood cell.

d)

1,000,000 different protein binding sites on each red blood cell.

4.

Another name for leukocytes is

a)

red blood cells

b)

white blood cells

c)

Platelets

d)

Thrombocytes

5.

In 1982, white blood cells were used as a source of DNA by Dr. Alec Jeffreys to produce the first:

a)

DNA profile.

b)

DNA study.

c)

DNA prognosis.

d)

DNA blood study.

6.

Which is true off a person with type b blood

a)
  1. she has B antigens

b)
  1. she has A antibodies

c)
  1. she has B antigens and A antibodies

d)
  1. she has A antigens and B antibodies

7.

In 1728, Sir William Harvey determined that there was a continuous circulation of blood within the body.

a)

True

b)

False

8.

Blood is the circulating tissue consisting of two types of cells: red blood cells and platelets.

a)

True

b)

False

9.

Today blood splatter evidence is used to explain events at:

a)

all scenes.

b)

most scenes.

c)

a violent scene.

d)

None of these choices.

10.

Of the four main human blood types using the ABO system, the largest percentage of the U.S. population is made up of:

a)

Type O.

b)

Type A.

c)

Type B.

d)

Type AB.

11.

Sir William Osier discovered platelets in 1874.

a)

True

b)

False

12.

The presence or absence of particular proteins, found embedded within a cell or plasma membranes of red blood cells, determines a person's:

a)

DNA.

b)

blood type.

c)

Rh factor

d)

surface proteins.

13.

The disc shaped cells with sunken centers are called white blood cells.

a)

True

b)

False

14.

Plasma makes up 45% of the total blood volume.

a)

True

b)

False

15.

In the ABO system, there are 3 different antigens.

a)

True

b)

False

16.

The small structures on the red blood cells are called antigens.

a)

True

b)

False

17.

A person who has AB blood has_

a)

  • A antigens

  • 

b)
  • B antigens

  • 

c)
  • both A and B antigens

d)
  • neither A nor B antigens

18.

Select the term that fits the sentence best. The job of the ______ is to help carry oxygen from the lungs to the cells. The job of the ______ is to help carry carbon dioxide from the cells to the lungs. The ______ produce hemoglobin. The job of the ______ is to defend the body against foreign cells. The job of the ______ is to help blood clot. The ______ initiate the formation of fibrin.

a)

red blood cells, red blood cells, red blood cells, white blood cells, red blood cells platelets

b)

white blood cells, platelets, red blood cells, red blood cells, white blood cells, platelets

c)

platelets, white blood cells, platelets, red blood cells, red blood cells, white blood cells

d)

red blood cells, platelets, white blood cells, platelets, red blood cells, white blood cells

19.

A person who has O blood has

a)

A antigens

b)

B antigens

c)

both A and B antigens

d)

neither A nor B antigens

20.

The Rh antigen is also known as the C antigen.

a)

True

b)

False

21.

Dr. Max Perutz described the structure of hemoglobin in 1959.

a)

True

b)

False

22.

A and B proteins are found on the surface of some red blood cells. If a person's blood contains both the A and the B proteins, then he or she has:

a)

type A blood.

b)

type B blood.

c)

type AB blood.

d)

type O blood.

23.

A person who is + for the Rh factor has ______.

a)

the Rh antigen

b)

the Rh antibody

c)

no antigens

d)

no antibodies

24.

If a sample of blood clumps with A-antibodies, but not with B-antibodies or Rh-antibodies, the person has _ blood.

a)

B-

b)

A-

c)

AB-

d)

O+

25.

In 1900, Karl Landsteiner found that the blood from one person:

a)

always freely mixes with blood from another person.

b)

always freely mixes with blood from another group of persons.

c)

did not always freely mix with blood from another person.

d)

None of these choices.

26.

Platelets are also called

a)

erythrocytes

b)

leukocytes

c)

thrombocytes

d)

all of the choices given

27.

If a sample of blood clumps with Rh-antibodies, but not with A-antibodies or B-antibodies, the person has blood.

a)

O-

b)

AB+

c)

O+

d)

A+

28.

Antibodies are made by the white blood cells.

a)

True

b)

False

29.

The immune system functions to protect our bodies by identifying cells or molecules that are foreign, such as:

a)

viruses.

b)

bacteria.

c)

parasites.

d)

All of these choices.

30.

Antibodies attach antigens that don't belong in the blood.

a)

True

b)

False

31.

The structures discovered by Karl Landsteiner are called

a)

red blood cells

b)

white blood cells

c)

antigens

d)

Antibodies

32.

Each blood type is determined by:

a)
  • a DNA reaction test.

  • 

b)

an antibody reaction test.

  • 

c)
  • a protein reaction test.

  • 

d)
  • a RF factor reaction test.

33.

Blood has been studied to one degree or another for thousands of years.

a)

True

b)

False

34.

Red blood cells (erythrocytes):

a)

carry respiratory gases, mainly oxygen and carbon dioxide.

b)

fight disease and foreign invaders.

c)

aid in blood clotting.

d)

are involved in repairing damaged blood cells.

35.

The structures on the red blood cells that are the basis of blood typing are called thrombocytes.

a)

True

b)

False

36.

White blood cells secrete proteins:

a)

known as antibodies, which assist in the immune response.

b)

known as viruses, which assist in the immune response.

c)

known as bacteria, which assist in the immune response.

d)

known as parasites, which assist in the immune response.

37.

When a foreign invader is recognized by the immune system, an attack is launched against the invader. White blood cells recognize a substance as foreign and try to destroy it. The foreign invaders may be:

a)

viruses.

b)

antibodies.

c)

Red blood cells from proteins

d)

All of these

38.

If a sample of blood clumps with B-antibodies and Rh-antibodies, but not with A-antibodies, the person has _ blood.

a)

B-

b)

B+

c)

A-

d)

A+

39.

Karl Landsteiner discovered small structures on which type of cell?

a)

red blood cells

b)

white blood cells

c)

both RBC and WBC

40.

A person with A blood has A antibodies.

a)

True

b)

False

41.

Erythrocytes are also called red blood cells.

a)

True

b)

False

42.

If a sample of blood clumps with A-antibodies and B-antibodies, but not with Rh-antibodies, the person has _ blood.

a)

AB-

b)

B+

c)

0-

43.

Agglutination is best described as a clumping reaction between antigens and red blood cells.

a)

True

b)

False

44.

With respect to the ABO blood typing system, what antibodies does a person with O blood have?

a)

he has only B antibodies

b)

he has only A antibodies

c)

he has A and B antibodies

d)

he has neither A nor B antibodies

45.

Antibodies are found

a)

on red blood cells

b)

on white blood cells

c)

in the serum

46.

The solid layer of blood is made up of

a)

red blood cells

b)

white blood cells

c)

platelets

d)

all of the choices given

47.

The Rh factor in blood is named after Karl Rhesus, the discoverer.

a)

True

b)

False

48.

Even though over 100 different blood factors are known, the ABO and Rh factors are still the most popular and routinely used.

a)

True

b)

False

49.

Blood typing is less expensive and quicker for analyzing blood evidence than DNA profiling. Since many different people share the same type, this blood evidence is considered to be:

a)

individual evidence.

b)

class evidence.

c)

trace evidence.

d)

not important biological evidence.

50.

The red material that circulates through arteries and veins is called

a)

plasma

b)

serum

c)

Gel

d)

blood

51.

Plasma is yellow in color.

a)

True

b)

False

52.

The presence of different blood types was discovered in:

a)

1882.

b)

1892.

c)

1902.

d)

1912.