This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When the body is invaded by antigens, the immune system forms substances called A) antibodies. ... (Read 60 times)

K@

  • Hero Member
  • *****
  • Posts: 608
on: Jul 12, 2018
When the body is invaded by antigens, the immune system forms substances called
 
  A) antibodies.
  B) macrophages.
  C) lymphocytes.
  D) helper cells.

Question 2

All of the following behaviors will compromise your immune system's ability to fight infections EXCEPT
 
  A) not getting enough sleep.
  B) eating junk food.
  C) excessive alcohol consumption.
  D) exercising regularly.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

iman

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 12, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: D


K@

  • Member
  • Posts: 608
Reply 2 on: Jul 12, 2018
YES! Correct, THANKS for helping me on my review

tuate

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Male Reproductive System Male Reproductive System
Neuro System Neuro System
CRISPR-Cas9 System for In Vivo Genome Editing Experiments CRISPR-Cas9 System for In Vivo Genome Editing Experiments
Structures of (a) free and (b) DNA-bound forms of BamHI, with DNA shown end-on, in orange Structures of (a) free and (b) DNA-bound forms of BamHI, with DNA shown end-on, in orange
Integumentary system & Skeletal system Integumentary system & Skeletal system
The Body’s Nutritional Requirements The Body’s Nutritional Requirements
Video: Mendel's Principles of Dominance, Segregation and Independent Assortment

For a complete list of videos, visit our video library