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Which of the following organelles, is located near the nucleus and contain a collection of flattened membrane bound cisternae ?
Out of peroxisomes, lysosomes and mitochondria, single membrane covering occurs in
Sugar is extracted from sugarcane and also from the crops of
Which of the following is present in maximum amount in atmosphere?
Occurrence of higher number of endemic species in South America and Australia is due to
The Ti plasmid is often used for making transgenic plants. This plasmid is found in
Khorana et al synthesised RNA with copolymer of UGUGUGUGUG... It produced a peptide with alternate cysteine and valine. The codons for the two are
In sickle cell anaemia, death occurs when lethal genes are present in
Cells of immune system that cause pore formation in the antigen are
Blood of AB group cannot be given to B group patient because
Parasite plants e.g. Viscum absorb water and minerals from host by
In which one of the following pathogens do the cells of promycelium after the germination of teleutospore produce infection hyphae instead of basidiospores?
Which ones produce androgenic haploids in anther cultures
The undesirable sounds, which disturb our environment, are called