#Question id: 4738
#SCPH12 I Genetics
Red kernel color in wheat results from the presence of at least one dominant allele of each of two independently segregating genes . Kernels on rr bb plants are white, and the genotypes R— bb and rr B— result in brown kernel color. Suppose that plants of a variety that is true breeding for red kernels are crossed with plants true breeding for white kernels produced F1 were allowed to selfing .what are F2 phenotype ratio ?
#Question id: 23245
#SCPH06 I Botany
#Question id: 382
#SCPH05 I Biotechnology
The molar ratio of sodium acetate to acetic acid in a buffer solution with a pH OF 5.76 is 10:1. Assuming the total buffer concentration is 2.2 X 10-2 mol/L, how many grams of sodium acetate (m.w. 82) and how many grams of acetic acid (m.w. 60) should be used in preparing a litre of the solution?
#Question id: 2671
#SCPH05 I Biotechnology
The "on/off" switch for an operon is called the
#Question id: 12902
#SCPH06 I Botany