What is the name of the bond that is created when two amino acids join? * hydrogen bond
nitrogen bond
Opeptide bond
Tonic bond

Which of the following would be least likely to support the modern concept of biological evolution? ( 2 points) a)different species of organisms with similar bone patterns b)different species of organisms with similar reproductive rates species in c)different domains with similar metabolic pathways species in d)different kingdoms with similar cellular structures.

Select the correct answer from each drop-down menu proteins are

Which of these is not a nucleotide base found in dna?