A secondary immune response differs from a primary immune response in that the secondary response ________
A) produces helper T cells
B) produces cytotoxic T cells
C) produces effector cells
D) produces memory cells
D
Biology & Microbiology
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Technique used to amplify a desired piece of DNA.
A. gel electrophoresis B. RFLP C. PCR D. plasmids E. Northern Blot
Biology & Microbiology
What are the small green appendages that might be found at the base of a leaf’s petiole called?
a. leaflets b. lamina c. stipules d. cuticles
Biology & Microbiology
________ is customized medicine based on a person's genetics
A) Genomics B) Bioinformatics C) Bioremediation D) Pharmacogenomics E) Recombinant DNA technology
Biology & Microbiology
Which arrows in Figure 44-4 represent fluid flow resulting from osmotic pressure?
a. 1, 2, 4 b. 1, 2, 5 c. 2, 3, 4 d. 2, 3, 5 e. 3, 4, 6
Biology & Microbiology