Q. An inversion heterozygote possesses a normal chromosome and one with an inversion. The gene orders in these 2 chromosomes are shown below- Normal 1 2 3 4 5 6 7 8 9 10 o. The “o” denotes the centromere. Inverted 1 2 3 9 8 7 6 5 4 […]

Question 1: Importance of water and carbon Water and carbon are major components of all life. Describe the characteristics of these materials which make them so important to living things. Be prepared to discuss how life as we know it might be affected by slight changes in the characteristics of […]

1. It has been hypothesized that, if the sun disappeared, all life would end. Other than the obvious drop in temperature, why would humans probably die if the sun suddenly stopped shining? Outline the flow of energy that takes place ,including energy transformations 2. It takes an input of energy […]

Two genes combine to generate the phenotype of the comb of a rooster. The 4 possible phenotypes are walnut, rose, pea and single. Rose has an absolute requirement for the presence of the dominant allele R and pea has an absolute requirement for the presence of the dominant allele P. […]