This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The maternal effect in Lymnaea is such that the genotype of the egg determines the direction of ... (Read 58 times)

altibaby

  • Hero Member
  • *****
  • Posts: 562
on: Jul 13, 2021

Question 1

Direction of shell coiling in the snail Lymnaea peregra is conditioned by a form of extrachromosomal inheritance known as ________.
◦ sex-linked inheritance
◦ epistasis
◦ heteroplasmy
◦ maternal effect
◦ independent assortment

Question 2

The maternal effect in Lymnaea is such that the genotype of the egg determines the direction of shell coiling regardless of the genotype of the offspring. Apparently, the cause of this spectacular maternal effect results from ________.
◦ genophores present in the egg cytoplasm
◦ colicins "poisoning" one of the cleavage centers
◦ orientation of the spindle apparatus in early cleavage
◦ allelic substitution as demonstrated from RNA injection experiments
◦ the F factor exerting its influence on the centrosome
Concepts of Genetics ¦ Palladino, Spencer, Cummings, Klug ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by altibaby on Jul 13, 2021

jamesnevil303

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 13, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly


altibaby

  • Member
  • Posts: 562
Reply 2 on: Jul 13, 2021
Wow, this really help

Liddy

  • Member
  • Posts: 342
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Fertility and Maternal Age Fertility and Maternal Age
Climatic cause and effect linkages Climatic cause and effect linkages
First-pass effect. First-pass effect.
Factors Affecting Saturation and Condensation: Effect of Curvature Factors Affecting Saturation and Condensation: Effect of Curvature
Maternal Changes During Pregnancy Maternal Changes During Pregnancy
Find the magnitude and the direction of the resultant vector of the two vectors below: Find the magnitude and the direction of the resultant vector of the two vectors below:
Video: Stroke volume

For a complete list of videos, visit our video library