Scientists can determine relatedness among organisms by comparing partial amino acid sequences. The table shows four partial amino acid sequences from four organisms.
Exhibit
Partial Amino Acid Sequence

Which organism is the LEAST related to the other three organisms?
A Organism 1
B Organism 2
C Organism 3
D Organism 4

Prior to the development of dna fingerprinting, blood type could be used to determine possible parentage. although it might prove someone was not a parent, it could not show if someone was positively the parent, only that he or she might be a parent. which of the following is a true statement that can be made about parentage based on blood typing?

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

Which of the following is a testable hypotheses?