Sex determination in human and role of various genes
Sex determination in human and role of various genes Sex determination is defined as the developmental decision that directs the bipotential gonad to develop as […]
Three point test cross: gene order, map distance, inference and coefficient of coincidence and level of inference
Three point test cross Three point test cross in Drosophila: Wild-type Male Drosophila was crossed with female Drosophila homozygous for three recessive X-linked mutations—scute (sc) […]
Gene mapping: two point test cross, map distance and frequency of recombination
Gene mapping Gene mapping is the process of determining the genes and their location along the length of chromosome. T. D Morgan pave the foundation […]
Hymenolepis nana: habitat, morphology, life cycle, pathogenesis, clinical symptoms, lab diagnosis and treatment
Hymenolepis nana Hymenolepis nana is also known as the dwarf tapeworm. The species name ‘nana’ is derived from its small size which means dwarf of […]
Measles morbillivirus
Measles morbillivirus: Measles is an acute highly infectious disease characterized by fever, respiratory symptoms and a maculopapular rash. General properties General morphology as Paramyxoviruses Roughly […]
Chromosomal mechanism of sex determination
Chromosomal mechanism of sex determination #Sex determination: Sex determination is the process by which the male and female gametes after fusion produce a zygote which […]
Theories of sex determination in organisms
Theories of sex determination in organisms The mechanism of sex determination are similar in both plants and animals. I. Classical Theories of sex determination: Metabolic […]
Terminology used in Mendelian genetics
Terminology in genetics 1.Gene: Gene is the shortest segment of DNA responsible for the expression of its specific character. Gene is also called as the […]
Mendel’s experiment on pea plant
Mendel’s experiment Mendel conducted hybridization experiments on garden pea. He studied the inheritance of seven different morphologically traits on pea plants. These traits are: Height […]
Mendel’s genetics: Selection of pea plant and Reasons for Mendel’s success
Mendel’s genetics: Mendel started his work on pea in 1856 and derived law of inheritance in 1865. Mendel’s work was unfortunately paid no attention and […]