A. DNA
B. Histones
C. Chromocentres
D. RNA
Biology
The function of chrosomes of carrying genetic information from cell generation to another is performed by ………?
A. RNA
B. DNA
C. Histones
D. Calcium
Genes are made up of …….. ?
A. Histones
B. Lipoproteins
C. Polynucleotides
D. Hydrocarbons
The chromosomes as thread like structures in nucleus was first described by ……..?
A. Mendel
B. Strasburger
C. Darwin
D. Levitzky
Lampbrush chromosomes are found inside …….?
A. Salvary glands of Drosophila
B. Salvary gland of silk moth
C. Oocytes of frog
D. Nucleus of man
A normal metaphase chromosome with a midial centromere is ……..?
A. Metacentric
B. Sub-metacentric
C. Acrocentric
D. Telocentric
The term ‘gene’ was first used by …….?
A. Johannsen
B. Mendel
C. Lemark
D. Cuvier
Wilkins X-ray diffraction showed the diameter of the DNA helix as ……..?
A. 10A
B. 20A
C. 30A
D. 40A
Term allele was coined by?
A. Negalli
B. Bitson
C. Dixon
D. Robert Brown
First time crossing over was observed in ………..?
A. 1811
B.1927
C. 1911
D. 1990