Cytotoxic T cells may release complement to destroy an infected body cell.

a. true
b. false


Answer: b. false

Biology & Microbiology

You might also like to view...

What is the function of pain?

a. It causes an organism to move away from, or otherwise decrease exposure to, a damaging stimulus. b. It stimulates the brain to release endorphins to prevent an addiction. c. It protects an organism from encountering harmful conditions. d. It works faster than conscious thought. e. It causes an organsim’s heart rate to increase to deliver more blood to a damaged body part.

Biology & Microbiology

An example of natural active immunity would be

A. chickenpox infection, followed by lifelong immunity. B. chickenpox vaccine triggering extended immunity to chickenpox. C. giving a person immune serum globulins to chickenpox virus after exposure to the disease. D. a fetus acquiring maternal IgG to the chickenpox virus across the placenta.

Biology & Microbiology

If interference is complete, what is the frequency of double crossovers?

What will be an ideal response?

Biology & Microbiology

Animal bodies are organized along the ________ axes.

A. dorsoventral, cranioposterior, and right-left B. dorsoventral, cranioposterior, and segmented C. apicalventral, anteroposterior, and right-left D. dorsoventral, anteroposterior, and left-right E. dorsoventral, anteroposterior, and segmented

Biology & Microbiology