Is the group of words in bold a phrase or a clause? The chef prepared the meringue, a common dessert topping for citrus custards, by whipping eggs until stiff peaks formed.

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds

well the answer is 2!