Genetics - Chromosome Structure and Types - Lesson 18 | Don't Memorise

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📅🆓NEET Rank & College Predictor 2024: infinitylearn.com/neet-rank-p... DNA is the basic unit of Heredity. But the stretch of DNA is so long that it seems impossible to fit it in the tiny nucleus. So how is the long DNA stretch fitted into the minuscule nucleus? And what exactly are Chromosomes? Are they different from the DNA? Watch this video to find the answers.
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In this video, we will learn:
0:00 Introduction
0:21 chromatid structure
1:22 duplicated sister chromatids
2:23 Centromere
2:54 Types of chromosomes based on the position of the centromere
3:08 Metacentric chromosomes
3:33 Submetacentric chromosomes
3:46 Acrocentric chromosomes
4:05 telocentric chromosomes
4:45 Autosomes
5:19 sex chromosomes or allosomes
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