A farmer mates a goat and sheep together. However, he

finds that the new hybrid animals, who seem otherwise

healthy, cannot have offspring of their own. What is this

an example of?

A. Gametic isolation

B. Mechanical isolation

C. Low hybrid viability

D. Post zygotic barrier

A gametic isolation

Explanation:

this is the only answer that makes sense because it was between a and c but c is the viability of the offspring which means how well it can mature and survive, so by process of elimination the answer is a

hormones in blood stream

image: dtc.ucsf.edu

endocrine glands secrete hormones into the blood stream near them; the hormones then travel in our bloodstream until it reaches its destination, called a target cell, in distance parts of the body. in the target tissue, hormones lock onto the target’s plasma membrane, called the receptor site.