What can use the Biruet , ninydrin and xanthoproteic test ?HELLPP?
Which test choice above (can be 1,2 or all 3) yields a positive result for:
1)cysteine
2)cysteine-asparagine
3)cysteine-asparagine-asaparagine-cyst…
4)PHENYLALANINE (sorry caps)
5)phenylalanine-cysteine-asparagine