« previous next »

Author Question: Which of the following best describes how chromosomes move toward the poles of t (Read 684 times)

curlz

  • Hero Member
  • *****
  • Posts: 538
on: Jun 17, 2013
Which of the following best describes how chromosomes move toward the poles of the spindle during mitosis?
A) The chromosomes are "reeled in" by the contraction of spindle microtubules.
B) Motor proteins of the kinetochores move the chromosomes along the spindle microtubules.
C) Nonkinetochore spindle fibers serve to push chromosomes in the direction of the poles.
D) The chromosomes are "reeled in" by the contraction of spindle microtubules, and motor proteins of the kinetochores move the chromosomes along the spindle microtubules.
E) The chromosomes are "reeled in" by the contraction of spindle microtubules, motor proteins of the kinetochores move the chromosomes along the spindle microtubules, and nonkinetochore spindle fibers serve to push chromosomes in the direction of the poles.


coco

  • Hero Member
  • *****
  • Posts: 739
Reply #1 on: Jun 18, 2013
Go with D, I'm quite sure it's that.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

The human body produces and destroys 15 million blood cells every second.

pair of homologous chromosomes pair of homologous chromosomes
Human chromosomes. (A) Female. (B) Male. Human chromosomes. (A) Female. (B) Male.
A vane phaser is used to move the camshaft using changes of oil pressure from the oil control valve. A vane phaser is used to move the camshaft using changes of oil pressure from the oil control valve.
Prometaphase Chromosomes are clearly double structures Prometaphase Chromosomes are clearly double structures
An organism has alleles R1 and R2 on one pair of homologous chromosomes, and it has alleles T1 ... An organism has alleles R1 and R2 on one pair of homologous chromosomes, and it has alleles T1 ...
Move (feat. Camila Cabello) - Adam Port, Stryv, Malachiii, Orso (Official Visualizer) Move (feat. Camila Cabello) - Adam Port, Stryv, Malachiii, Orso (Official Visualizer)
Video: The pH scale - Strong acids and Weak acids

For a complete list of videos, visit our video library