Explain the significant role of the genus Nucleopolyhedrovirus in an ecological sensitive area.
Nucleopolyhedro viruses play a significant role in an ecological sensitive area. These viruses are excellent candidates for species-specific, narrow spectrum insecticidal applications. They have been shown to have no negative impacts on plants, mammals, birds, fish or even on non-target insects.
Write the scientific name of the fruit-fly. Why did Morgan prefer to work with fruit-flies for his experiments? State any three reasons.
With the help of one example, explain the phenomena of co-dominance and multiple allelism in human population.
How have transgenic animals proved to be beneficial in:
(a) Production of biological products
(b)Chemical safety testing.
Linkage or crossing-over of genes are alternatives of each other. Justify with the help of an example.
Make a list of any three out breeding devices that flowering plants have developed and explain how they help to encourage cross-pollination.
Describe the mutual relationship between fig tree and wasp and comment on the phenomenon that operates in their relationship.
