A Nucleotide Contains a Pentose Sugar, a Phosphate Group, and

Q49: DNA differs from RNA in that DNA<br>A)

Q50: Which of the following was a limitation

Q51: Which evidence supports the argument that life

Q52: In the origin of life, _ may

Q53: The diversity in DNA molecules is due

Q55: Examination of meteorites suggests that<br>A) life is

Q56: The "backbone" of a nucleic acid molecule

Q58: Purines have a _-ring structure; pyrimidines have

Q59: A prerequisite for life on Earth or

Q218: The complete set of DNA in a