« previous next »

Author Question: Embryonic lethal mutations result in A) phenotypes that prevent fertilization. B (Read 769 times)

aero

  • Hero Member
  • *****
  • Posts: 512
on: Jun 29, 2013
Embryonic lethal mutations result in
A) phenotypes that prevent fertilization.
B) failure to express maternal effect genes.
C) death during pupation.
D) phenotypes that are never born/hatched.
E) homeotic phenotype changes.


Hawke

  • Hero Member
  • *****
  • Posts: 679
Reply #1 on: Jul 1, 2013
I'd go with D. 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
Thanks Hawke :D


« previous next »
 

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

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?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Steps involved in in vitro fertilization. Steps involved in in vitro fertilization.
Human embryonic stem cell colony and iPS colony Human embryonic stem cell colony and iPS colony
The S-curve in the human vertebral column--a result of the evolution of bipedality--makes humans hig The S-curve in the human vertebral column--a result of the evolution of bipedality--makes humans hig
Keeping a Salad Dressing Blended To prevent the fat from separating out in a salad dressing Keeping a Salad Dressing Blended To prevent the fat from separating out in a salad dressing
Embryonic Period Embryonic Period
Embryonic Period Embryonic Period
Video: Types of antimicrobial substances (interferons & complement protein)

For a complete list of videos, visit our video library