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The experiment done by Meselson and Stahl demonstrated that DNA replicated semi-conservatively, meaning that each strand in a DNA molecule serves as a template for synthesis of a new, complementary strand.
Which element has the highest electron affinity?
Alkali metals have ______.
I. low melting points
II. low densities
Which chemical is used to generate light to weld metals?
Terylene is a condensation polymer of ethylene glycol and which acid?
Which reagent is used to distinguish between aldehydes and ketones?
Which radioactive element is used in heart pacemakers?
A liquid initially contracts when cooled down to 4°C but on further cooling down to 0°C, it expands. The liquid is
Which one among the following fuels is used in gas welding?
Which chemical is also known as carbolic acid?
Which of the following is present in the nucleus of an atom?
