Question

HELP MEDAL TO FIRST RIGHT ANSWERS

Answer 1

1.What example does the lab use for mutualism? How do these organisms demonstrate mutualism?



2.What example does the lab use for commensalism? How do these organisms demonstrate commensalism?



3. Please fill in your hypothesis for the parasitism experiment:

◦The body weight of the lamprey living on a shark______________.
◦The body weight of the shark living with the lamprey________________.
◦The body weight of a lamprey living on its own___________________.
◦The body weight of the shark living on its own__________________.



4.Based on your observations , what effect does the lamprey have on the shark?



5.Compare and contrast these three symbiotic relationships. How are mutualism, commensalism and parasitism alike and how are they different? (hint: see chart above lab in the lesson).

Answer 2

http://openstudy.com/study#/groups/Biology
ask your qns there :))