This is a shout out to the biologists out there: do you think the concept of dominance and recessive is worthwhile? In other words, does it help in conceptualization more than it hurts? Clearly the ...

Populations live in rapidly changing environments – droughts come and go, food sources change, human activities reshape habitats. For scientists, this raises a fundamental puzzle: How do populations ...

Why are some genes dominant? Such as those for brown eyes over blue eyes, or so I am led to believe. Or do they actually blend in some way? Here's what science has to say: In the 19th century, ...

A common, hands-on method for teaching genetics in grade school encourages students to compare their earlobes with those of their parents: are they attached and smoothly mesh with the jawline? Or are ...

See Supplementary Information. The SPTBN2 mutation described in this manuscript has been submitted to the Leiden Open Variation Database (LOVD v.3.0. Build 05). II:1 is a 9-year-old girl, the first ...

These activities introduce ideas about heredity, observing the differences and similarities in a population, and modeling how inheritance works. Campers can think about organisms as systems in which ...