Etiquetas » Meiosis

The Second Time Losing Your Virginity: Why it's Not as Bad as the First Time

For many of us, college is where we finally have our…first times. Does ANYONE have a great story about it? Whether it was with someone special or that guy with a less than accurate Tinder pic, the important event always carries a degree of awkwardness. 271 palabras más

Texas A&M University

A primitive model for genetic recombination

Introduction:
I’m taking a class in general genetics at the Technion, and there we learned about genetic recombination, and in particular, homologous chromosome crossover: a phenomenon where chromosomes exchange sections between themselves during meiosis. 2.590 palabras más

Mathematics

Reptilobirds revisited: An evolutionary connection

Judging from the number of comments, the “Reptilobird” post is by far the most popular one on this blog. And no wonder. It is a simple, fun activity that combines the stages of meiosis with patterns of inheritance. 820 palabras más

Evolution

Virgin birth and the fight against extinction

Various animals in captivity have shown the capacity for virgin birth: asexual reproduction in a species that usually reproduces sexually (in non-biblical jargon, ‘facultative parthenogenesis’). But while originally thought an animal’s response to the existential malaise of confinement, it has recently been documented in the wild, raising the question of what role it might play in nature, particularly in populations under threat from us. 644 palabras más

Science competition

W

e had a science competition in our school on a topic “Change”. Actually I had no idea of participating on the  event until the last few hours. 123 palabras más

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