This topic contains a solution. Click here to go to the answer

Author Question: HIV is caused by A) a viral infection. B) a bacterial infection. C) exposure to a ... (Read 70 times)

appyboo

  • Hero Member
  • *****
  • Posts: 527
HIV is caused by
 
  A) a viral infection.
  B) a bacterial infection.
  C) exposure to a cancer-causing agent.
  D) homosexuality.

Question 2

Which of the following most accurately explains the lack of a common cold vaccine?
 
  A) Every time a vaccine is developed, the common cold virus mutates.
  B) The common cold is a virus, and vaccines only work with bacteria.
  C) The common cold is caused by a great number of different viruses.
  D) Medical scientists do not find colds serious enough for vaccination.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

harveenkau8139

  • Sr. Member
  • ****
  • Posts: 304
Answer to Question 1

A

Answer to Question 2

C




appyboo

  • Member
  • Posts: 527
Reply 2 on: Jun 21, 2018
YES! Correct, THANKS for helping me on my review


chereeb

  • Member
  • Posts: 326
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

For a complete list of videos, visit our video library