Author Question: Different versions of a gene are called: a. Nucleotides b. Alleles c. Polygenic d. ... (Read 24 times)

cherise1989

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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

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Answer to Question 1

B

Answer to Question 2

A



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