1. Describe the approaches used and the basic tenets of the science of biology. 2. Identify the principles of evolution. 3. Describe the structure and division of living cells. 4. Explain DNA biology and how it influences cancer and other diseases. 5. Compare and contrast the characteristics of viruses, bacteria, […]

Cross was made between two strains of plants that are agriculturally important, one strain was disease resistant but herbicide sensitive, the other strain was disease sensitive but herbicide resistant. A plant breeder crossed the two plants and then allowed the F1 generation to self-fertilization. The following data were obtained: F1 […]

Assume if you have a population, with a frequency of the p allele (A)equal to 0.25, and you apply the selection outlined below, what will be the frequency of the q allele after selection?Relative fitness values:AA = 1Aa = 1aa = 0.50*Please round to 4 decimal places. If your answer […]

Q. In a mutant strain of E. coli, a tRNA that recognizes the codon 5′ CUG 3′ of normal cells has a point mutation so that it now recognizes codon 5′ GUG 3′ while still carrying its original amino acid. Unexpectedly, a missense mutation found in a protein-coding gene is […]