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Chromosome (24) mtDNA – Lynn Margulis and the mitochondrial DNA

In many cultures, surnames are passed from father to child. I’m a McLysaght because my father, my father’s father, and my father’s grandfather were McLysaghts. Unfortunately, my many female ancestors don’t get recorded. And in fact, I don’t even know my great-grandmothers’ maiden names. But there does exist a very important genetic link between the […]

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Distribution of DNA during Cell division | Class 11 Biology

The topic of this presentation is DNA Distribution during cell division, chapter 10, part 4. When we teach meiosis to our students, some common confusions regarding the topic remain unanswered and we get comments on YouTube that if the number of chromosomes becomes half in meiosis 1 then what happens in meiosis 2? And some […]

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