Author Question: The heritability of nearsightedness in monozygotic twins is almost 20 percent. 40 percent. 70 ... (Read 72 times)

mydiamond

  • Hero Member
  • *****
  • Posts: 804
The heritability of nearsightedness in monozygotic twins is almost
 
  20 percent.
  40 percent.
  70 percent.
  90 percent.

Question 2

Which vitamin deficiency causes vision problems in children?
 
  vitamin A
  vitamin B
  vitamin C
  vitamin D



wfdfwc23

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

90 percent.

Answer to Question 2

vitamin A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Everyone has one nostril that is larger than the other.

For a complete list of videos, visit our video library