The virtual evolution stickleback lab answers

Complete all the activities in the attached lab instruction packet: SCIN 130 Lab 4: Stickleback Evolution, Part 2. Work through the instruction packet step by step. Record your results in the worksheet as you progress through this instruction packet.

For any sections that request that you “take notes”, the notes should be in your own words summarizing information learned. You should not copy and paste information from the Internet including media and resources accessed in this lab. Directly copying and pasting information is considered plagiarism in this course.SCIN130 Lab 4: Stickleback Evolution, Part 2 SCIN 130 Lab 4: Stickleback Evolution, Part 2 General Instructions Be sure to read the general instructions from the Lessons portion of the class prior to completing this packet. Remember, you are to upload this packet with your quiz for the week! Background In this experiment, you will analyze the pelvic structures of stickleback fish collected from two lakes around Cook Inlet, Alaska, to determine whether there are significant differences between the two populations. You will then use your data and information about the lakes to draw conclusions about the possible environmental factors affecting the evolution of pelvis morphology. V1 04.2018 Felicetti Page 1 of 9 SCIN130 Lab 4: Stickleback Evolution, Part 2 Specific Lab Instructions Name: Date: Return to: The Virtual Stickleback Evolution Lab You are going to perform Experiment 2 for the Stickleback lab this week. Begin with Tutorial 2. When you are comfortable scoring a pelvis in fossil fish, you may move on (Note: it is a little more difficult in fossils than live fish, so you may want to spend a little time here). 1. What score would you assign to a fossil specimen that has only one pelvic spine visible? 2. A stickleback fossil may show no signs of pelvic structures.