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

Author Question: Microbes have been major selective agents for humans, particularly before the arrival of modern ... (Read 20 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
Microbes have been major selective agents for humans, particularly before the arrival of modern medicine.
 
  Indicate whether the statement is true or false.

Question 2

Differential resistance to infectious diseases such as smallpox has influenced the distribution of the enzyme lactase.
 
  Indicate whether the statement is true or false.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jevvish

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

TRUE

Answer to Question 2

FALSE




Jevvish

  • Sr. Member
  • ****
  • Posts: 326

 

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

For a complete list of videos, visit our video library