In the context of astronomy, a habitable zone is: A) a region ...

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In the context of astronomy, a habitable zone is:
 
  A) a region on a planet where conditions are acceptable for life to exist.
  B) a region around a star where a planet's temperature would permit the existence of liquid water.
  C) a region on a young planet where amino acids can begin to form deoxyribonucleic acid (DNA) molecules.
  D) a region around a star where different types of planets can form.

Question 2

The _____ are the genetic material in a cell.
 
  A) chloroplasts
  B) centrioles
  C) lysosomes
  D) chromosomes

[aidanmbrowne]

Answer to Question 1

B

Answer to Question 2

D

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