Complete hydrolysis of a hexapeptide gives 2 gly, leu, phe, pro, and tyr. reaction of the peptide with phenylisothiocyanate gave the phenylthiohydantoin of pro. partial hydrolysis of the peptide gave the following fragments: phe-gly-tyr, gly-phe-gly, pro-leu-gly, leu-gly-phe. what is the structure of the peptide?

4the indian leaf butterfly has traits that allow it to resemble a leaf. the bright colors of the monarch butterfly indicate that the butterfly tastes bad and can be poisonous. how does the appearance of these butterflies them to survive? f the indian leaf butterfly is able to avoid predators while the monarch butterfly warns predators away. g. the indian leaf butterfly frightens predators away while the monarch butterfly poisons predators before they can eat it. h both butterflies rely on camouflage to avoid predation. j both butterflies cooperate with one another to avoid predation.

1. which of the following is correct regarding opiates/opioids: a. they all have a natural component as a starting pointb. they have low addiction possibilitiesc. methadone binds to some of the same receptorsd. a and care correcte. all are correct

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons