List of top Plant Biotechnology Questions on Cytogenetics

Identify the wrong statement about meiosis

Haploids when treated with colchicine results in

The type of chromosome in which the centromere is located at the end of the chromosome is known as

Which of the following cell organelle has connection with male sterility

Statement (A) : The resolution of genetic map depends on the number of crossovers which have been scored.
Statement (B) : Genetic maps have limited accuracy as the recombination are more likely to occur at some points than at others.
In light of the above statements, choose the most appropriate answer from the options given below.

Bacterial conjugation can lead to gain of new alleles in recipient cell
Statement I: Through involving crossing over between DNA fragment of donor and recipient cell
Statement II: Through gain of plasmid from donor bacterium to recipient bacterium
In light of the above statements, choose the correct answer from the options given below:

How many chromosomes must be seen in bread wheat karyogram after staining?

The term "hybrid vigour" is used to denote

Polyploid with multiple complete genomes derived from two or more different species is

Chromosomes are relaxed to the maximum at