Atulip flower of genotype a/a . b/b is crossed to one that is a/a . b/b to produce a dihybrid f1 (genotype a/a . b/b). one cell of one of the f1 individuals undergoes meiosis to produce four gametes of the following genotypes:
a . b, a . b, a .b and a .b. are the two genes linked or unlinked? explain your answer.

Select all the correct answers. which statements fail to meet the requirements of a scientific claim? 1 even though evidence indicates that the solar system's planets follow elliptical paths, copernicus's model involving circular orbits is true. 2 the evidence supporting newton's laws of motion was accurate in newton's time, but the universe operates differently today. 3 flowers that reflect the most ultraviolet light are more likely to attract bees and other pollinators than flowers that reflect less ultraviolet light. 4 in the final 100 meters of a 10,000-meter race, an athlete's speed is more strongly related to anaerobic efficiency than to aerobic efficiency.

What do nitrifying bacteria convert

About __ of the mass of the cell is water