Nucleic acids to be analyzed using microarrays are usually tagged by covalent attachment of ________ molecules.
Fill in the blank(s) with the appropriate word(s).
fluorescent
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A(n) ________ is a group of sequentially interacting proteins important in innate and adaptive immunity
A) complement B) opsonin C) inflammation D) regeneration
A person has a genetic disease that prevents the phospholipids in the plasma membrane of the white blood cells from
freely fusing with the other membranes within the cell. How would this disease affect phagocytosis? a. Endocytosis would not occur. b. Lysosomes would not be formed. c. Facilitated diffusion would not occur. d. Lysosomes would be formed lacking hydrolytic enzymes. e. The phagocytic vacuole would not fuse with the lysosome.
The five-toed limb of stem reptiles was modified into a limb suitable for digging. This is an example of ____
a. convergent evolution b. morphological divergence c. analogous evolution d. morphological convergence e. distal modification
Which of the following statements is true about gene regulation in prokaryotes?
a. Promoters determine whether a gene is expressed b. Expressed genes make more DNA c. DNA binding proteins determine whether a gene is expressed d. RNA polymerase regulates gene expression