loading

Biology - Chapter 16

About this Free Flashcard Deck

Last update by h.m-94 on 04/15/2013
  • Share
Biology   Chapter 16
Biology - Chapter 16
Total Views: 575477
Free Flashcard From Biology - Chapter 16
Question: For a couple of decades, biologists knew the nucleus contained DNA and proteins. The prevailing opinion was that the genetic material was proteins, and not DNA. The reason for this belief was that proteins are more complex than DNA. What was the basis of this thinking? A) Proteins have a greater variety of three-dimensional forms than does DNA. B) Proteins have two different levels of structural organization; DNA has four. C) Proteins are made of 40 amino acids and DNA is made of four nucleotides. D) Some viruses only transmit proteins. E) Both A and B are correct.
Answer: A) Proteins have a greater variety of three-dimensional forms than does DNA.