« previous next »

Author Question: Which of the following might result in a human zygote with 45 chromosomes? A) an (Read 1722 times)

curlz

  • Hero Member
  • *****
  • Posts: 538
on: Jun 18, 2013
Which of the following might result in a human zygote with 45 chromosomes?
A) an error in either egg or sperm meiotic anaphase
B) failure of the egg nucleus to be fertilized by the sperm
C) fertilization of a 23 chromosome human egg by a 22 chromosome sperm of a closely related species
D) an error in the alignment of chromosomes on the metaphase plate
E) lack of chiasmata in prophase I


coco

  • Hero Member
  • *****
  • Posts: 739
Reply #1 on: Jun 19, 2013
I'm pretty sure it's A. Good luck :D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

curlz

  • Hero Member
  • *****
  • Posts: 538
Reply #2 on: Jul 29, 2013
Great..that really helped.


Anonymous

  • Sr. Member
  • ****
  • Posts: 317
Reply #3 on: Feb 22, 2016
Thanks


« previous next »
 

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Time Line of Human History From Upper Paleolithic Period to the Present Time Line of Human History From Upper Paleolithic Period to the Present
The distribution of cones and rods over the human retina. The figure illustrates the number of cones ... The distribution of cones and rods over the human retina. The figure illustrates the number of cones ...
Human Body Parts Human Body Parts
Geese continued to follow a human around assuming their actual mothers Geese continued to follow a human around assuming their actual mothers
Chromosomes replicate during the S phase Chromosomes replicate during the S phase
Components of Human Blood Components of Human Blood
Video: Interview with an Anorexic Woman (Part 2 of 2)

For a complete list of videos, visit our video library