This topic contains a solution. Click here to go to the answer

Author Question: In the context of astronomy, a habitable zone is: A) a region on a planet where conditions are ... (Read 30 times)

stock

  • Hero Member
  • *****
  • Posts: 573
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



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aidanmbrowne

  • Sr. Member
  • ****
  • Posts: 305
Answer to Question 1

B

Answer to Question 2

D





 

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

For a complete list of videos, visit our video library