211. The total herditary material which occur out side the chromosome is called as

A Cistron
B Plasmon
C Mutron
D Intron
Answer :   Plasmon
Discuss Question

212. What are those structures that appear as beads - on- string in the chromosomes when viewed under electron microscope ?

A Genes
B Nucleotides
C Nucleosomes
D Base pairs
Answer :   Nucleosomes
Discuss Question

213. Percentage of water in animal body is

A 20%
B 65%
C 55%
D 15%
Answer :   65%
Discuss Question

214. Heteropycnosis is exhibited by

A Autosome
B Chromatoid body
C Nucleolus
D Sex-chromosome
Answer :   Sex-chromosome
Discuss Question

215. The cell wall of plants in made up of cellulose which is

A A lipid
B A Protein
C A Polysaccharide
D An Amino acid
Answer :   A Polysaccharide
Discuss Question

216. What is the nature of the 2 strands of a DNA duplex

A Identical & Complimentary
B Antiparallel & complimentary
C Dissimilar & non complimentary
D Antiparallel & non complimentary
Answer :   Antiparallel & complimentary
Discuss Question

217. Which one of the following statement is true for protein synthesis (translation

A Amino acids are directly recognized by m-RNA
B The third base of the codon is less pacific
C Only one codon codes for an amino acid
D Ebery t-RNA molecule has more than one amino acid attachment site
Answer :   The third base of the codon is less pacific
Discuss Question

218. T.M.V. contains

A D.N.A.
B R.N.A. + Protein
C D.N.A. + R.N.A.
D D.N.A. + Protein
Answer :   R.N.A. + Protein
Discuss Question

219. Which of the following is a disaccharide

A Glucose
B Fructose
C Sucrose
D Galactose
Answer :   Sucrose
Discuss Question

220. Messenger RNA is produced in

A Nucleus
B Golgi apparatus
C Endoplasmic reticulum
D Ribosomes
Answer :   Nucleus
Discuss Question


Practice More MCQ Question on Biology Section