a. What is meant by 'chromosome'.
Explain its types.
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Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA). Passed from parents to offspring, DNA contains the specific instructions that make each type of living creature unique.
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Chromosome are thread like structure located inside the nucleus of animal and plant cell
four type of chorosomes
1. Metacentric
2. Telocentric
3. Submetacentric
4. Acrocentric
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