« previous next »

Author Question: Two children are born from the same parents. Child one inherits a predisposition (Read 900 times)

aero

  • Hero Member
  • *****
  • Posts: 512
on: Jun 29, 2013
Two children are born from the same parents. Child one inherits a predisposition to retinoblastoma (one of the mutations) and child two does not. However, both children develop the retinoblastoma. Which of the following would you expect?
A) an earlier age of onset in child one
B) a history of exposure to mutagens in child one but not in child two
C) a more severe cancer in child one
D) increased levels of apoptosis in both children
E) decreased levels of DNA repair in child one


Hawke

  • Hero Member
  • *****
  • Posts: 679
Reply #1 on: Jul 1, 2013
I'd go with A. It makes sense.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

aero

  • Hero Member
  • *****
  • Posts: 512
Reply #2 on: Jul 23, 2013
Just got my test back, you're right!


« previous next »
 

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

A child with a hearing impairment wears a hearing aid (as noted in his left ear). A child with a hearing impairment wears a hearing aid (as noted in his left ear).
Major Findings of the High Scope Preschool Study High Scope participants showed better academic per Major Findings of the High Scope Preschool Study High Scope participants showed better academic per
Child influences on parents, parenting influences on children, and influences of the marital ... Child influences on parents, parenting influences on children, and influences of the marital ...
Children with attention deficit disorder with hyperactivity (ADHD) diagnoses typically need a quiet, ... Children with attention deficit disorder with hyperactivity (ADHD) diagnoses typically need a quiet, ...
Fetal Alcohol Syndrome Children born with fetal alcohol syndrome often have facial abnormalities Fetal Alcohol Syndrome Children born with fetal alcohol syndrome often have facial abnormalities
Children and Their Development, Third Canadian Edition Children and Their Development, Third Canadian Edition
Video: Enzyme structure - Properties of enzymes

For a complete list of videos, visit our video library