Ficus religiosa is the sacred fig or peepal tree. Ficus benghalensis is the banyan tree, Azadirachta indica is neem, and Mangifera indica is mango. The peepal tree has heart-shaped leaves with a characteristic elongated tip, and is of religious significance in India.
Explanation:
Agrobacterium tumefaciens is a soil bacterium that naturally transfers part of its Ti (tumor-inducing) plasmid DNA (T-DNA) into the plant genome, causing crown gall disease. Scientists have harnessed this capability by replacing the tumor-causing genes with desirable genes, making it a vector for creating transgenic plants. E. coli vectors are used for bacterial transformation.
Explanation:
Blood group O has neither A nor B antigens on the red blood cells, but has both anti-A and anti-B antibodies in plasma. It is the universal donor for red cells. Group AB has both antigens, A has A antigen, B has B antigen.
Explanation:
A gomphosis is a specialized fibrous joint where a peg-like tooth fits into a socket in the jawbone, connected by the periodontal ligament. Sutures are between skull bones, synovial are movable, cartilaginous slightly movable.
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