Q1. Offer a model to explain how the F-box protein SLF and the S-RNase mediate self incompatibility. Be sure to account for the action of these proteins in compatible and incompatible interactions. Also state how the model explains competitive interaction. Q2. Hydrophobic residues generally appear at the 1st and 4th […]

Case : Explain the activation and function of B cells in body defences. What are the mechanisms of antibody actions which support immunity? How does HIV infection impair the body’s ability to produce antibodies? Assignment Structure: The Assignment will have the following sections: Introduction: An introduction should briefly describe the […]

Q1. Mrs. April Masal, a 69-year-old woman, is brought to her doctor by her. Medical history elicits the facts that she lost her husband 6 months previously, has been extremely depressed, and is taking sleeping pills and not eating. What is the possibility of scineal disease? Q2. A black guinea […]

Some of the Drosophila you are working with have miniature wings. Suppose you perform the following three crosses to determine the heritance of the miniature wing phenotype:A. Females from a true-breeding stock of normal winged flies are mated with males from a true-breeding stock of miniature winged flies. All of […]