In a randomly mating laboratory population of Drosophila, 4 per cent of the flies have black bodies (black is autosomal recessive, b) and 96 per cent have brown bodies (normal colour, B). If this population is assumed to be in Hardy-Weinberg equilibrium, what are the allelic frequencies of B and b, and the genotypic frequencies of BB and Bb?
See Answer →Does the operon concept apply to eukaryotes? Describe a suggested mechanism for gene regulation in eukaryotes.
See Answer →Detail the Watson and Crick model of DNA structure. How did it fit in the data provided by Chargaff?
See Answer →Describe with appropriate examples the role of environment in the determination of sex
See Answer →Give an example that illustrates each of the following:
a) Primary succession
b) Secondary succession
c) Progressive succession
d) Retrogressive succession
Describe the human impact on nitrogen cycle and sulfur cycle.
See Answer →Explain the nitrogen cycle with a help of a well labeled diagram
See Answer →Describe the various limitations of ecological pyramid.
See Answer →Why pyramid of numbers are sometimes inverted whereas energy pyramids are never inverted? Explain in detail
See Answer →Describe various components of ecosystem.
See Answer →Classify the aquatic organisms and describe the factors limiting the productivity of aquatic habitats
See Answer →Bioindicators of pollution
See Answer →Domestication
See Answer →Keystone Species
See Answer →Ecotone
See Answer →Biome
See Answer →Desertification
See Answer →Photoperiodism
See Answer →Stratification
See Answer →Describe how glycolysis and TCA cycle are linked to each other.
See Answer →