Which antibody has the shape of a pentamer, or five-sided arrangement?
A) IgA
B) IgD
C) IgM
D) IgG
C
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When does gene expression occur?
a. when a gene is turned on to produce RNA b. when a gene is turned on to produce DNA c. when a gene is turned on to begin the cell cycle d. when a gene is turned on to begin the process of apoptosis
An individual with hemophilia generally lacks or has very low numbers of platelets
Indicate whether the statement is true or false
The European cuckoo's behavior as a "brood parasite" represents what type of behavior?
A. A response that is not a behavior B. Instinctive behavior C. Imprinting behavior D. Learned behavior E. A time-dependent form of learning
Answer the following questions true (T) or false (F)
1. Dehydration synthesis is a common feature of polymer production in cells. 2. Salts are produced from exchange reactions in which acids and bases neutralize each other. 3. Chloroplasts use light energy to produce ATP and carbohydrates.