Author Question: Different versions of a gene are called: a. Nucleotides b. Alleles c. Polygenic d. ... (Read 65 times)

cherise1989

  • Hero Member
  • *****
  • Posts: 555
Different versions of a gene are called:
 
  a. Nucleotides
  b. Alleles
  c. Polygenic
  d. Chromosomes

Question 2

The lipids that compose the cell membrane are arranged with heads and tails such that:
 
  A) The heads are in contact with extracellular and intracellular fluid and the tails oriented away from these fluids
  B) The tails are in contact with extracellular and intracellular fluid and the heads oriented away from these fluids
  C) Half of all heads and tails are in contact with extracellular fluid
  D) Both heads and tails are in contact with intracellular fluid



irishcancer18

  • Sr. Member
  • ****
  • Posts: 310
Answer to Question 1

B

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

For a complete list of videos, visit our video library