« previous next »

Author Question: Rank the following from most general to most specific: 1. gametic isolation 2. (Read 782 times)

j_sun

  • Sr. Member
  • ****
  • Posts: 384
on: Jul 11, 2013
Rank the following from most general to most specific:
1.    gametic isolation
2.    reproductive isolating mechanism
3.    pollen-stigma incompatibility
4.    prezygotic isolating mechanism
A) 2, 3, 1, 4
B) 2, 4, 1, 3
C) 4, 1, 2, 3
D) 4, 2, 1, 3
E) 2, 1, 4, 3


coco

  • Hero Member
  • *****
  • Posts: 739
Reply #1 on: Jul 12, 2013
Hey again :D

I'm guessing it's B. It makes sense.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

j_sun

  • Sr. Member
  • ****
  • Posts: 384
Reply #2 on: Aug 31, 2013
You're the best, thank you


« previous next »
 

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

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?

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?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

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.

A single crossover inserts F at a specific locus, which then determines the order of gene transfer A single crossover inserts F at a specific locus, which then determines the order of gene transfer
The integumentary and nervous systems work together to recognize specific sensations, such as heat ... The integumentary and nervous systems work together to recognize specific sensations, such as heat ...
A TECH 2 scan tool is the factory scan tool used on General Motors vehicles. A TECH 2 scan tool is the factory scan tool used on General Motors vehicles.
A mechanism for peptidyltransferase involving A2451 (E. coli) as a general base A mechanism for peptidyltransferase involving A2451 (E. coli) as a general base
General Components of a Reflex Arc General Components of a Reflex Arc
Mechanisms of Reproductive Isolation Mechanisms of Reproductive Isolation
Video: Erythropoietin (EPO)

For a complete list of videos, visit our video library