Acetabularia used in Hammerlinig's nucleocytoplasmic experiments is ______________.
unicellular fungus
multicellular fungus
unicellular green alga
unicellular multcellular green alga
Amino acid sequence in protein synthesis is decided by the sequence of ________________.
tRNA
mRNA
CDNA
rRNA
Triticale has been evolved by inter generic hybridization between _____________________.
Wheat and rye
wheat and rice
rice and maize
wheat and egilops
Two linked genes a and b show 20% recombination. The individuals of a dihybrid cross between ++ / ++ x ab / ab shall show gametes _______________.
++ 80 : ab : 20
++ 40 : ab : 40 : + a 10 : + b : 10
++ 30 : ab 30 : + a 20 : + b : 20
Differentiation of organs and tissues in a developing organisms is associated with ______________.
developmental mutations
differential expression of genes
lethal mutations
deletion of genes
In order to find out the different types of gametes produced by a pea plant having the genotype AaBb. it should be crossed to a plant with the genotype ____________.
aaBB
AaBb
AABB
aabb
The RNA that picks up specific amino acid from amino acid pool in the cytoplasm to ribosome during protein synthesis is called __________________.
RNA
Plasma membrane is made up of ____________.
proteins and carbohydrates
proteins and lipids
protein, lipids and carbohydrates
proteins, some nucleic acid and lipid
During replication of a bacterial chromosomes DNA synthesis starts from a replication origin site and _____________.
RNA primers are involved
is facilitated by telomerase
moves in one direction of the site
moves in bi - directional way
What is true about is isolated small tribal popualtions?
There is a decline in population as boys marry girl only from their own tribe
Hereditary diseases like colour blindness do not spread in teh isolated population
wrestlers who develop strong body muscles in their life time pass this cahracter on their progeny
There is no change in population sixe as they have large gene pool