The Structure and the Chemical Components of Chromosomes PDF

Summary

This document presents educational material on the structure and chemical components of chromosomes. The lessons include practice questions, examples of DNA structure, and analysis of genetic material. The material is suitable for secondary education, featuring topics like DNA identification, the structure of the gene, and nucleotide sequences.

Full Transcript

The Structure and the Chemical Components of Chromosomes Topics 1 2 3 5 What is the chemical nature of genetic material? DNA IDENTIFICATION TEST 1. Identify, referring to document 1, the localization of DNA in a cell. DNA, A CONSTITUENT OF THE CHROMOSOME 2.1- Indicate the chemical c...

The Structure and the Chemical Components of Chromosomes Topics 1 2 3 5 What is the chemical nature of genetic material? DNA IDENTIFICATION TEST 1. Identify, referring to document 1, the localization of DNA in a cell. DNA, A CONSTITUENT OF THE CHROMOSOME 2.1- Indicate the chemical constitution of a chromatid.. 2.2- Draw out the chemical constitution of a double stranded chromosome. DNA, A CONSTITUENT OF THE CHROMOSOME 3. Write, referring to the information shown in the document3, a text describing the structure and chemical composition of a chromatid. DNA STRUCTURE The nucleotide DNA STRUCTURE 4. Schematize the different types of DNA nucleotides. DNA STRUCTURE T G C A 5. Show, based on documents 5 and 6, the existence of a complementary rule between the two DNA strands. DNA STRUCTURE- THE GENE 8.1- Indicate the number and sequence of nucleotides in the DNA strand of the gene presented in document 7. 8.2- Find the nucleotide sequence of the complementary strand. 1 1- The DNA molecule is only present in animals. 2- In DNA, there is as much adenine as thymine. 3- A DNA molecule consists of 2 chains of identical nucleotides. 2 A G C T 1. Show, based on the composition of DNA extracted from a beef spleen Beef cell, the principle of complementary nucleotides in a DNA molecule. Human 2 2. Justify from document 1 why the DNA is specific to each species. A G C T Beef Human References D DD D D Our Team Thank You!

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