Eighth graders look at genetics 4.23

You can read about genetics in a textbook, you can listen to your teacher try to make sense of it for you, or you can try it out yourself.

Get married, reproduce and watch the genes go to work.

That’s the approach eighth grade students in Jim Bauer’s science class are taking at Morenci Middle School. Well, sort of.

Students find their mate by luck of the draw, then compare their genes to see what traits might be produced in their fictional offspring.

There’s nothing too serious about the match-up, but in the end, Mr. Bauer’s class knows how genes interact.

Long before the wedding day, each student flips a pair of pennies to look at the probability of passing on traits to offspring.  Two heads indicate the dominant gene of brown hair. Two tails give the recessive gene for red hair. One head and one tail produce a gene carrying both traits....