Progress Check Questions on Structure of Chromosome Cell Cycle and Division Class 10 Concise Selina solutions Ch-2. In this article you will get the solutions of Progress Check Type Ans of Questions. Visit official website CISCE for detail information about ICSE Board Class-10 Biology.
Progress Check Questions on Structure of Chromosome Cell Cycle and Division Class 10 Concise Selina solutions Ch-2
| Board | ICSE |
| Subject | Biology |
| Class | 10 |
| Book | Selina Concise |
| Chapter-2 | Structure of Chromosome Cell Cycle and Cell Division |
| Topics | Solutions of Progress Check Questions |
Solutions of Progress Check Questions
Structure of Chromosome Cell Cycle and Division Class 10 Concise Selina solutions Ch-2
Que-1: Fill in the blanks:
(a) Chromatin fibre is made up of DNA and …………… .
(b) The two sister chromatids of a chromosome are attached to each other at …………… .
(c) The structure of DNA was first discovered by…………… .
(d) The three components of a nucleotide are …………… and …………… .
(e) DNA strand wound around a histone octamer forms a complex called a …………… .
(f) A specific sequence of nucleotides on a chromosome constitutes a …………… .
Ans:
(a) Chromatin fibre is made up of DNA and Histones .
(b) The two sister chromatids of a chromosome are attached to each other at centromere .
(c) The structure of DNA was first discovered by Rosalind Franklin .
(d) The three components of a nucleotide are phosphate, sugar and nitrogenous base .
(e) DNA strand wound around a histone octamer forms a complex called a nucleosome .
(f) A specific sequence of nucleotides on a chromosome constitutes a gene .
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