Author Question: _________ is the process in which the double helix of deoxyribonucleic acid (DNA) duplicates. A) ... (Read 96 times)

fahad

  • Hero Member
  • *****
  • Posts: 570
_________ is the process in which the double helix of deoxyribonucleic acid (DNA) duplicates.
 
  A) Amniocentesis
  B) Mitosis
  C) Meiosis
  D) Mutation

Question 2

Which of the following statements is true of menarche among adolescent girls?
 
  A) Girls usually begin to ovulate five to six months after menarche.
  B) Body height of adolescent girls plays a crucial role in the onset of menarche.
  C) The onset of menarche can be determined by average height.
  D) Menarche comes later to girls who have a lower percentage of body fat.



Amiracle

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

For a complete list of videos, visit our video library