Author Question: Carriers of the sickle cell gene __________. A) often do not display symptoms until after they ... (Read 83 times)

Melani1276

  • Hero Member
  • *****
  • Posts: 516
Carriers of the sickle cell gene __________.
 
  A) often do not display symptoms until after they have passed the gene on to their children
  B) can be treated during infancy if placed on a diet that is low in phenylalanine
  C) are more resistant to malaria than are individuals with two alleles for normal red blood cells
  D) develop sickle-shaped red blood cells that cause degeneration of the nervous systems

Question 2

Which statement is supported by research on dominant and recessive diseases?
 
  A) Children who inherit the dominant allele rarely develop the disorder.
  B) Males are more likely than females to inherit recessive disorders carried on the autosomes.
  C) Only rarely are serious diseases due to dominant alleles.
  D) The recessive allele has no effect on the individuals characteristics.



jrpg123456

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

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?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

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?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

For a complete list of videos, visit our video library