Author Question: Children typically have some characteristics not seen in either of their biological parents. Which ... (Read 3027 times)

123654777

  • Hero Member
  • *****
  • Posts: 585
Children typically have some characteristics not seen in either of their biological parents. Which one of the following is the most common source of these unique characteristics?
 
  a. Some segments of genetic material at the equivalent locations in paired chromosomes cross over, essentially swapping places.
  b. Grandparents or great-grandparents may chemically shield certain genes, with these shields eroding only gradually over several decades.
  c. When certain aspects of the meiosis process are delayed by several weeks, new genetic patterns inevitably emerge.
  d. Certain segments of genetic material erratically and unpredictably leap from their initial chromosome to a very different one, typically as a result of high hormone levels in the mother.

Question 2

Twelve-year-old Lacey and her mother are a two-person family. Mother's long-term boyfriend has just moved in with them. What effect will the move have on Lacey?
 
  a. Chances are about 80 that Lacey will be the victim of child abuse.
  b. Lacey will almost certainly show an increase in misbehavior at school.
  c. If Lacey has a warm, loving relationship with him, she will probably adjust well.
  d. When she reaches adulthood, Lacey will probably have trouble forming stable relationships with others.



frankwu0507

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

A

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

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.

For a complete list of videos, visit our video library