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

Author Question: Chromosomal disorders involve abnormality in either the ______________ or __________________ of the ... (Read 25 times)

natalie2426

  • Hero Member
  • *****
  • Posts: 524
Chromosomal disorders involve abnormality in either the ______________ or __________________ of the chromosomes.
 
  A. number; structure
  B. position; duplication
  C. misalignment; placement
  D. deletions; additions

Question 2

Which of the following is a characteristic of fraternal or dizygotic twins?
 
  A. They develop from two sperms fertilizing one ovum.
  B. They are of the same sex and have the same genotype.
  C. They are the result of different eggs and different sperm, yet they share the same uterine environment.
  D. They are more frequently born to young mothers.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dantucker

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

ANS: A

Answer to Question 2

ANS: C




natalie2426

  • Member
  • Posts: 524
Reply 2 on: Sep 11, 2018
Gracias!


vickybb89

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

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

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

For a complete list of videos, visit our video library