« previous next »

Author Question: What is meant by the description "antiparallel" regarding the strands that make (Read 751 times)

camila

  • Hero Member
  • *****
  • Posts: 705
on: Jun 23, 2013
What is meant by the description "antiparallel" regarding the strands that make up DNA?
A) The twisting nature of DNA creates nonparallel strands.
B) The 5' to 3' direction of one strand runs counter to the 5' to 3' direction of the other strand.
C) Base pairings create unequal spacing between the two DNA strands.
D) One strand is positively charged and the other is negatively charged.
E) One strand contains only purines and the other contains only pyrimidines.


formula1

  • Hero Member
  • *****
  • Posts: 666
Reply #1 on: Jun 24, 2013
We did this yesterday, it's B.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

camila

  • Hero Member
  • *****
  • Posts: 705
Reply #2 on: Jul 1, 2013
Thanks again :D It's correct.


« previous next »
 

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

"Maslow's Hierarchy of Needs "Maslow's Hierarchy of Needs
The "Toreador" fresco, Knossos, Crete. The "Toreador" fresco, Knossos, Crete.
Johari window showing differences in quadrants between "new job" and "intimate ... Johari window showing differences in quadrants between "new job" and "intimate ...
ELEMENTS OF ARCHITECTURE: The Roman Arch "القوس الروماني" ELEMENTS OF ARCHITECTURE: The Roman Arch "القوس الروماني"
Does pregnancy occur during breastfeeding? "هل يحدث حمل أثناء الرضاعة Does pregnancy occur during breastfeeding? "هل يحدث حمل أثناء الرضاعة
Should Parents Make Their Own Baby Food? Should Parents Make Their Own Baby Food?
Video: Appendicitis Animation

For a complete list of videos, visit our video library