Subject Experts Solutions for Exercise 4: Assertion & Reason
Subject Experts Biology Solutions for Exercise - Subject Experts Solutions for Exercise 4: Assertion & Reason
Attempt the free practice questions from Exercise 4: Assertion & Reason with hints and solutions to strengthen your understanding. NTA Errorless Biology Volume-2 solutions are prepared by Experienced Embibe Experts.
Questions from Subject Experts Solutions for Exercise 4: Assertion & Reason with Hints & Solutions
Assertion: The genetic complement of an organism is called genotype.
Reason: Genotype is the type of hereditary properties of an organism.
Assertion : The shape of chromosomes is based on the position of centromere.
Reason : During anaphase, the chromosome bends in the region of centromere.
Assertion : Heterochromatin is genetically inactive.
Reason : It lacks genes.
Assertion : Kinetochore helps in the movement of chromosomes.
Reason : It has points for attachment of microtubules.
Assertion : Restriction endonuclease recognize short palindromic sequence and cut at specific sites. Reason :When a restriction endonuclease acts on Palindrome, it cleaves both the strands of DNA molecules.
Assertion: The lampbrush chromosomes are called diplotene chromosomes bivalents.
Reason: The number of loops is maximum during diplotene.
Assertion : In humans, most sex-linked genes are present on the chromosome.
Reason : -chromosome contains a large number of genes with major effects on phenotype.
Assertion : Human chromosomes have been studied through banding technique.
Reason : Banding technique is useful in studying chromosomal aberrations.
