« previous next »

Author Question: A foreign antigen has entered the body, which has elicited the immune response. A helper T cell ... (Read 88 times)

corkyiscool3328

  • Hero Member
  • *****
  • Posts: 539
on: Aug 21, 2018
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
Reply #1 on: Aug 21, 2018
Answer to Question 1

B

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

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?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Convergent evolution in body forms Convergent evolution in body forms
Body Region Terms Body Region Terms
Activity of a Hippocampal Border Cell Activity of a Hippocampal Border Cell
Cell-mediated immunity, primary and secondary response. Cell-mediated immunity, primary and secondary response.
Antigen binding by an Fab fragment Antigen binding by an Fab fragment
Cytotoxic T Cell Killing a Cancer Cell Cytotoxic T Cell Killing a Cancer Cell
Video: Monohybrid crosses

For a complete list of videos, visit our video library