Is a chair an example of matter

The modern periodic table has groups.

Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a