Does "About twenty amino acids are found in the human body, and about ten of these are essential and, therefore, must be included in the diet." contain the correct answer to "When the body no longer needs the amino acids that are present, through which excretion are they lost?"

A: no

Does "Several of the scientists responsible for the early research (Richard Wilkinson, Ray Dakin and John Winslow) founded Optical Disc Corporation (now ODC Nimbus)." contain the correct answer to "Who were the scientists that worked on the early research for Laserdiscs?"

A: yes

Does "Mutations in two regulatory genes of white grapes turn off production of anthocyanins, which are responsible for the color of purple grapes." contain the correct answer to "What gene makes grapes purple?"

A:
yes