Angiosperms have seeds protected by an ovary which develops into the fruit.
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Answer: The correct answer is discovery of codons. Marshall Nirenberg and Heinrich Matthaei experimentally deciphered the first out of 64 codons present in our biological system. ... So, it helped in decoding the first codon out of 64.
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<span>The correct answer is to determine the cell size.
The negative stain is particularly useful for determining cell size and arrangement. It can also be used to stain cells that are too delicate to be heat-fixed. This procedure uses Nigrosin,which is a acidic strain.</span>
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may i know which subject does this question belong to.
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