Chapter 6, Problem 84a
ALLIED HEALTH Oxytocin is a small peptide hormone involved in the process of birthing and lactation. It contains the nine amino acids shown.
CYIQNCPLG
a. How many nucleotides would be found in the mRNA for this protein?
Video transcript
ALLIED HEALTH What is the one-letter amino acid sequence formed from the following mRNA that codes for a pentapeptide that is an endorphin called Met-enkephalin?
5'AUG|UAC|GGU|GGA|UUU|AUG|UAA3'
ALLIED HEALTH
a. A base substitution changes a codon for an enzyme from GCC to GCA. Why is there no change in the amino acid order in the protein?
How is CRISPR different from earlier recombinant DNA techniques?
ALLIED HEALTH Alpha-melanocyte stimulating hormone (α-MSH) is a 13-amino-acid peptide hormone responsible for pigmentations in hair and skin. Its peptide sequence is shown.
SYSMQHFRWGKPV
a. How many nucleotides would be found in the mRNA for this protein?
b If the DNA chromosomes of humans contain 20% cytosine, what is the percent of guanine, adenine, and thymine?