Neet 2005 PYQ Free Mock Test

Grain colour in wheat is determined by three pairs of polygenes. Following the cross AABBCC (dark colour) x aabbcc (light colour), in $F_2$ generation what proportion of the progeny is likely to resemble either parent?

Which one of the following statements pertaining to plant structure is correct?

When synapsis is complete all along the chromosome, the cell is said to have entered a stage called:

Primary source of allelic variation is:

Many cells function properly and divide mitotically even though they do not have: