This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Vladimir and Catherine have three girls. They really want to have a boy with their next pregnancy. ... (Read 24 times)

WWatsford

  • Hero Member
  • *****
  • Posts: 539
    • Biology Forums!
on: Jun 22, 2018
Vladimir and Catherine have three girls. They really want to have a boy with their next pregnancy. They go to a clinic for help. Which of the following procedures will most likely be performed at the clinic?
 
  sperm-sorting before artificial insemination.
  ova-sorting before in-vitro fertilization.
  They will inseminate Catherine 3 days after her menstrual period.
  They will collect Y sperm from another male donor.

Question 2

In the United States, the natural sex ratio among newborns is approximately
 
  50 males to 50 females.
  52 males to 48 females.
  54 males to 46 females.
  48 males to 52 females.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kthug

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jun 22, 2018
Answer to Question 1

sperm-sorting before artificial insemination.

Answer to Question 2

50 males to 50 females.


WWatsford

  • Member
  • Posts: 539
Reply 2 on: Jun 22, 2018
Great answer, keep it coming :)

AISCAMPING

  • Member
  • Posts: 347
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

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

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Hormonal Changes in Puberty Girls and boys follow very different hormonal paths at this life stage Hormonal Changes in Puberty Girls and boys follow very different hormonal paths at this life stage
Successful male musical groups may owe some of their popularity among preteen girls to adrenarche. Successful male musical groups may owe some of their popularity among preteen girls to adrenarche.
Teaching women about the safety of drug use during pregnancy is an essential component of nursing ... Teaching women about the safety of drug use during pregnancy is an essential component of nursing ...
Side-lying position and bolstering for pregnancy massage. Side-lying position and bolstering for pregnancy massage.
Cretinism can result in a child born to a mother who was iodine deficient during early pregnancy Cretinism can result in a child born to a mother who was iodine deficient during early pregnancy
Percentage distribution of outcomes of teenaged pregnancy Percentage distribution of outcomes of teenaged pregnancy
Video: Energy inputs and release in glycolysis Animation

For a complete list of videos, visit our video library