MEDIUM
12th Tamil Nadu Board
IMPORTANT
Earn 100

Differentiate - Template strand and coding strand.

Important Questions on Molecular Genetics

MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 5 - Molecular Genetics>Evaluation>Q 19
Mention any two ways in which single nucleotide polymorphism (SNPs) identified in human genome can bring revolutionary change in biological and medical science.
 
MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 5 - Molecular Genetics>Evaluation>Q 20
State any three goals of the human genome project.
HARD
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 5 - Molecular Genetics>Evaluation>Q 21
In E.coli, three enzymes β-galactosidase, permease and transacetylase are produced in the presence of lactose. Explain why the enzymes are not synthesized in the absence of lactose.
 
MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 5 - Molecular Genetics>Evaluation>Q 22
Distinguish between structural gene, regulatory gene and operator gene.
HARD
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 5 - Molecular Genetics>Evaluation>Q 23
A low level of expression of lac operon occurs at all the windows for treatment of various genetic disorders. Justify the statement.
 
MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 5 - Molecular Genetics>Evaluation>Q 24
HGP is the windows for treatment of various genetic disorders. Justify the statement.
HARD
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 5 - Molecular Genetics>Evaluation>Q 25
Why the human genome project is called a mega project?
 
MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 5 - Molecular Genetics>Evaluation>Q 26
From their examination of the structure of DNA, What did Watson and Crick infer about the probable mechanism of DNA replication, coding capability and mutation?