The chemicals which are “pro-life” with reference to human beings

  • A

    Are regarded as one of the most significant discovery of twenty first century

  • B

    Have rarely contributed to human welfare

  • C

    Are produced by some plants and all animals

  • D

    Can kill or retard the growth of disease-causing microbes

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Statins used as blood cholesterol loweringagents are extracted from

Find the odd one w.r.t. distilled alcoholic beverages

What is used for commercial production of ethanol ?

Which was discovered by Alexander Fleming ?

Match the organism with its use in biotechnology.

$(a)$ Bacillus thuringiensis $(i)$ Cloning vector
$(b)$ Thermus aquaticus $(ii)$ Construction of first $rDNA$ molecule
$(c)$ Agrobacterium tumefaciens $(iii)$ $DNA$polymerase
$(d)$ Salmonella typhimurium $(iv)$ Cry proteins

Select the correct option from the following:

$(a)\quad(b)\quad(c)\quad(d)$

  • [NEET 2020]