A human male produces sperms with the genotype AB, Ab ab and ab pertaining to two diallelic characters in equal proportions. What is the corresponding genotypeof thisperson?
AaBb
AaBB
AABb
AABB
Polyribosomes are aggregates of __________.
ribosomes and rRNA
only rRNA
peroxisomes
several ribosomes held together by string of mRNA
The RNA that picks up specific amino acid from amino acid pool in the cytoplasm to ribosome during protein synthesis is called __________________.
mRNA
tRNA
rRNA
RNA
A normal woman who's father was colourblind is married to normal man. The sons would be ___________
75% colourblind
50% colourblind
all normal
all colourblind
Differentiation of organs and tissues in a developing organisms is associated with ______________.
developmental mutations
differential expression of genes
lethal mutations
deletion of genes
A common test to find the genotype of a hybrid is by ______________.s
crossing of one F2 progeny with male parent
crossing of one F2 progeny with female parent
studying the sexual behaviour of F1 progenies
crossing of one F1 progeny with male parent
Amino acid sequence in protein synthesis is decided by the sequence of ________________.
CDNA
Telomerase is an enzyme which is a ________________.
repetitive DNA
simple protein
ribonucleoprotein
Sex can be determined by examining cells from the aminotic fluid by looking for ______________.
Barr bodies
autosomes
chiasmata
kineochore
After a mutation at genetic locus the character of an organism change due to the change in _________________.
protein strucutre
DNA replication
protein synthesis pattern
RNA transcription pattern