« previous next »

Author Question: Individuals with the disorder xeroderma pigmentosum are hypersensitive to sunlig (Read 563 times)

camila

  • Hero Member
  • *****
  • Posts: 705
on: Jun 23, 2013
Individuals with the disorder xeroderma pigmentosum are hypersensitive to sunlight. This occurs because their cells are impaired in what way?
A) They cannot replicate DNA.
B) They cannot undergo mitosis.
C) They cannot exchange DNA with other cells.
D) They cannot repair thymine dimers.
E) They do not recombine homologous chromosomes during meiosis.


formula1

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


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?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Some red squirrels adopt the offspring of related individuals, a likely example of kin selection pro Some red squirrels adopt the offspring of related individuals, a likely example of kin selection pro
Male individuals of the banded Uromastyx, Uromastyx flavofasciata, are different colours. Most natur Male individuals of the banded Uromastyx, Uromastyx flavofasciata, are different colours. Most natur
Associate’s degrees or vocational degrees can help individuals find rewarding and productive ... Associate’s degrees or vocational degrees can help individuals find rewarding and productive ...
Common skin signs are often evidence of an illness or disorder. A pustule is a small, elevated, ... Common skin signs are often evidence of an illness or disorder. A pustule is a small, elevated, ...
Common skin signs are often evidence of an illness or disorder. A papule is a solid, circumscribed, ... Common skin signs are often evidence of an illness or disorder. A papule is a solid, circumscribed, ...
Key symptoms of generalized anxiety disorder. Key symptoms of generalized anxiety disorder.
Video: Sigmoidoscopy

For a complete list of videos, visit our video library