Author Question: A foreign antigen has entered the body, which has elicited the immune response. A helper T cell ... (Read 80 times)

corkyiscool3328

  • Hero Member
  • *****
  • Posts: 539
A foreign antigen has entered the body, which has elicited the immune response. A helper T cell binds to an antigen fragment on an antigen-presenting cell. What happens next?
 A) B cells produce more antibodies.
  B) A cytotoxic T cell destroys the antigen.
  C) Free antibodies attach to the antigens.
  D) A macrophage engulfs the target antigen.

Question 2

Meat replacements consumed by vegetarians are usually made of ____.
 A) soy protein
  B) fish protein
  C) bean plus rice proteins
  D) bean plus cheese proteins



vboyd24

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

B

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

For a complete list of videos, visit our video library