Consider These Five X, Y Pairs

question 22

Multiple Choice

Consider these five x, y pairs. ​ ​
The regression equation is What is ?

• A) 1.19
• B) 2.39
• C) -2.39
• D) -1.19

---

Definitions:

Gametic Isolation

A prezygotic reproductive barrier where gametes (egg and sperm) from different species are unable to fuse and form a viable zygote.

Mechanical Isolation

A form of reproductive isolation where differences in the size, shape, or incompatible genitalia prevent mating between species.

Hybrid Inviability

A postzygotic barrier where hybrid offspring fail to survive to reproductive age.

Gestational Abortion

The termination of a pregnancy during the gestation period, often due to natural causes such as chromosomal abnormalities.