2.a.1. Discuss Plasma lipoproteins, hyperlipidemia, Cholesterol metabolism and hypercholesterolemia.

2.a.2  Describe Heme metabolism and the development of porphyria and jaundice.  

2.a.3 Mention the effect of insulin, steroid   and thyroid  hormones disturbances on skin, reproduction and sexuality.

2.a.4 Enumerate the effects of vitamins, calcium, iron and zink levels disturbances on skin, reproduction and sexuality.

2.a.5 Describe the normal and abnormal constituents of urine, blood, semen and sweat & their clinical relevance.   
2.a.6. Explain the development of gout.
2.a.7 Discuss DNA structure, replication, transcription & Regulation of gene expression.

2.a.8 Enumerate DNA damage  and Illustarte steps of DNA repair.

2.a.9 Discuss Recombinant DNA technology, blotting techniques and the applications of  gene therapy in dermatology and andrology.

2.a.10 Mention the stages of the cell cycle.

2.a.11 Define apoptosis and list its causes, steps, consequences of disturbances.