« previous next »

Author Question: Why did the F1 offspring of Mendel's classic pea cross always look like one of t (Read 782 times)

Hungry!

  • Hero Member
  • *****
  • Posts: 1,071
on: Jun 19, 2013
Why did the F1 offspring of Mendel's classic pea cross always look like one of the two parental varieties?
A) No genes interacted to produce the parental phenotype.
B) Each allele affected phenotypic expression.
C) The traits blended together during fertilization.
D) One phenotype was completely dominant over another.
E) Different genes interacted to produce the parental phenotype


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: Jun 21, 2013
THANKS :)


« previous next »
 

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Lateral Cross Section of the Interior Eye Lateral Cross Section of the Interior Eye
The Punnett square demonstrates how the F2 ratio arises from an F1 x F1 cross. The Punnett square demonstrates how the F2 ratio arises from an F1 x F1 cross.
Bill Viola, Room for St. John of the Cross. Bill Viola, Room for St. John of the Cross.
IgE bound to a mast cell and cross-linked by antigen-causing mast cell degranulation. IgE bound to a mast cell and cross-linked by antigen-causing mast cell degranulation.
Breeding garden pea plants (Pisum sativum), which can self-fertilize or cross-fertilize. Breeding garden pea plants (Pisum sativum), which can self-fertilize or cross-fertilize.
Video: Transmission Across a Synapse

For a complete list of videos, visit our video library