« previous next »

Author Question: Most genes have many more than two alleles. However, which of the following is a (Read 809 times)

Hungry!

  • Hero Member
  • *****
  • Posts: 1,071
on: Jun 19, 2013
Most genes have many more than two alleles. However, which of the following is also true?
A) At least one allele for a gene always produces a dominant phenotype.
B) Most of the alleles will never be found in a live-born organism.
C) All of the alleles but one will produce harmful effects if homozygous.
D) There may still be only two phenotypes for the trait.
E) More than two alleles in a genotype is considered lethal.


TI

  • Sr. Member
  • ****
  • Posts: 434
Reply #1 on: Jun 20, 2013
Hi there,

The answer should be D.

Good luck on your AP biology! :D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Hungry!

  • Hero Member
  • *****
  • Posts: 1,071
Reply #2 on: Aug 13, 2013
Thanks so much, you were right on.


« previous next »
 

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

The evolution of orthologs: homologous genes from different species. The evolution of orthologs: homologous genes from different species.
Meiosis Accounts for the Segregation of Alleles p2 Meiosis Accounts for the Segregation of Alleles p2
Linked versus unlinked genes Linked versus unlinked genes
The frequency of the dominant and recessive alleles in the gametes of the parental generation determ The frequency of the dominant and recessive alleles in the gametes of the parental generation determ
Plot showing the number of genes on each human chromosome Plot showing the number of genes on each human chromosome
Evolution of genes derived from the cyanobacteria-like endosymbiont Evolution of genes derived from the cyanobacteria-like endosymbiont
Video: Parkinson's Disease

For a complete list of videos, visit our video library