Author Question: The full expression of Lewis antigens is not reached until around ___ years of age. a. 3 b. 5 ... (Read 28 times)

cmoore54

  • Hero Member
  • *****
  • Posts: 568
The full expression of Lewis antigens is not reached until around ___ years of age.
 
  a. 3
  b. 5
  c. 7
  d. 9

Question 2

The null phenotype in the Duffy system is produced by inheriting
 
  a. the genotype FYA/FYA
  b. the phenotype Fy (a+b-)
  c. the FY3 antigen
  d. two FY genes



swimkari

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

Answer: c

Answer to Question 2

Answer: d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

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?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

For a complete list of videos, visit our video library