Week 15 Quizzes

True or False:  Every virus or bacteria that enters our body causes illness.

• False

The ______ is a non-specific immune response that mounts a similar attack on any invading cell, whereas the ______ is an acquired immune response, specific to the invading cells. 

The ______ is our first line of defense against an invader. 

1. Innate Immune System or Adaptive Immune System

2. Innate Immune System or Adaptive Immune System

3. Innate Immune System or Adaptive Immune System

1. Innate Immune System

2. Adaptive Immune System

3. Innate Immune System

Determine whether each of the following components of the immune system is part of the Innate or Adaptive immune response. 

Phagocytes such as Neutrophils:

T Cells Adaptive:

Natural Killer Cells:

B Cells:

Antibodies:

Dendritic Cells:

Phagocytes such as Neutrophils:

• Innate

T Cells Adaptive:

• Adaptive

Natural Killer Cells:

• Innate

B Cells:

• Adaptive

Antibodies:

• Adaptive

Dendritic Cells:

• Innate

True or False:  Once a cell acquires mutations that changes it into a cancerous cell, the cell will always eventually divide to create a cancerous tumor and kill the host.

• False

Which of the following do cancerous cells stop doing that allows them to acquire extra resources and rapidly divide?

1. Dividing and progressing through the cell cycle

2. Cooperation with other cells in the tissue or organ

3. Aerobic respiration

4. Existing as part of a multicellular organism

2. Cooperation with other cells in the tissue or organ

Which of the following is NOT a mechanism that causes evolutionary changes in populations?

1. Genetic Drift

2. Natural Selection

3. Mutation

4. Non-random Mating

5. All of the above cause evolutionary changes.

5. All of the above cause evolutionary changes.