Which is mismatched?
A) Poison ivy dermatitis - Type 4 hypersensitivity
B) Food allergy - Type 1 hypersensitivity
C) Serum sickness - Type 3 hypersensitivity
D) Hay fever - Type 4 hypersensitivity
E) Transfusion reaction - Type 2 hypersensitivity
D) Hay fever - Type 4 hypersensitivity
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A(n) ________ is all of the species in an ecosystem that can interact in a geographic area
Fill in the blank(s) with correct word
Proteins are composed of strings of nucleotides connected by 5'-3' phosphodiester bonds
Indicate whether the statement is true or false
Smooth muscle has all of the following characteristics except:a
being attached to bones via tendons. b. having sustained contractions. c. requiring less ATP to maintain a high level of force. d. contracting slowly. e. having muscle fibers capable of greater shortening than striated muscle.
In your backyard you overturn a large rock. In the damp soil underneath the rock, you see various insects scurrying for cover: one black spider, five black ants, two brown beetles, and three gray pillbugs. In this community of organisms, species richness
is represented by A) the ants, since there are more of them than any other organism. B) eleven total organisms. C) four different species of organisms. D) the ants and the spider equally, since they have the greatest number of organisms of the same color.