Out of 8 ascospores formed in Neurospora the arrangement is 2a : 4a : 2a showing
no crossing over
some meiosis
second generation division
first generation division
Diploid chromosome number in humans is
46
44
48
42
The transforming principle of Pneumococcus as found out by Avery, MacLeod and McCarty was
mRNA
DNA
protein
polysaccharide
First geneticist/father of genetics was
de Vries
Mendel
Darwin
Morgan
A test cross involving two traits is known as:
Dihybrid test cross
Monohybrid test cross
Back cross
All of these
Nucleotide arrangement in DNA can be seen by
X-ray crystallography
electron microscope
ultracentrifuge
light microscope
The position of a gene or DNA sequence on a chromosome is called:
Gene
Allele
Locus
Chromosome
The hybrid test cross ratio will be:
9:3:3:1
1:1
1:1:1:1
2:1:1
Who is considered as the ‘father of genetics’?
Gregor Johann Mendel
Albert Einstein
James Watson & Francis Crick
C.V.Raman
In the genetic dictionary, there are 64 codons as
64 amino acids are to be coded
64 types of tRNAs are present
there are 44 nonsense codons and 20 sense codons
genetic code is triplet
