University:
College
Course:
College Biology
Academic year:

2023
Views:

477

Pages:

1
Author:

Brittany Boyle

1 MOLECULAR CLOCKS LAB Name _______________________________________ Date ________________________________________ Exercise I 1. Number of amino acid differences between: Organisms A and B: 5 2. Organisms A and C: 0 3. Organisms B and C: 5 4. Which is the horse? B How do you know? B has the most differences in the amino acids of the three organisms 5. Explanation Evolution is the idea that within a body things change over time based on amount of time and environmental changes. The theory of evolution talks about how monkeys and humans are related which is why the amino acids in the human and gorilla are so similar Exercise II 1. Two most closely related species are _____wiggs___ and ___arps__. How do you know? There is only a 2% difference in the two 2. Species most distant from the other three is __chortles____________. How do you know? Have a 6% difference from wiggs and gleeps 3. Cladogram: 1. ______Wiggs______ 2. _______Arps___________ 3. __________Gleeps____ 4. __________Chortles______ Earliest split point occurred about _12_____ million years ago. Middle split point occurred about _6_____ million years ago. Most recent split point occurred about ___4____ million years ago.