Question 1
Mutualism is a relationship
◦ where it is difficult to prove the benefits or disadvantages one member of the relationship may provide for the other.
◦ where one member of the relationship benefits without hurting the other.
◦ where one member of the relationship may kill the other.
◦ that provides benefits for both members, sometimes to the point that one cannot live without the other.
◦ where only one member derives benefit from the other.
Question 2
Figure 14.1 represents a Petri dish with a fungus (F), shown in darker gray, growing in the midst of bacterial lawn (B), shown in light gray. The relationship between the fungus and the bacteria would best be described as
◦ amensal.
◦ synergistic.
◦ commensal.
◦ parasitic.
◦ None, there is no relationship between the microbes.
The eight α-helical segments (shown here as cylinders) are labeled A through H
Gray Wolf With Carcass
Nose growing on head
The pedigree from Part C is shown below.
Composed Salad Dish
An insertion sequence (IS), shown in purple