An immature male gametophyte differs from a mature male gametophyte in that it ?
1. has not yet germinated and its generative cell has not divided into 2 male gamete
2. is a microspore that has not yet divided by mitosis
During polynucleotide synthesis by the foll. enzymes , in which case elongation occurs in 5'-3' direction ?
DNA Polymerase
RNA Polymerase
Reverse Trancriptase
All
A dihybrid cross SS tt × ss TT is made in which S is dominant, but T and t are co‐
dominant.
a. Assuming independent assortment and complete penetrance, how many
phenotypic classes are expected in the F2 generation?
b. Which genotype(s) is/are associated with each of the phenotypic classes?
c. Would these results change if penetrance was incomplete? Explain.