Which viral proteins help influenza bind to and enter a host cell?
A. Membrane Protein M2 and Nucleoprotein
B. Nuclear export protein and Nucleoprotein
C. PB1, PB2 and PA
D. Hemagglutin and Neuraminidase
Answer: D
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a. membranes. b. cytoplasm. c. proteins. d. ribosomes. e. mitochondria
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What will be an ideal response?
Identify the correct order of structures in the vertebrate eye through which incoming light passes
before the impulse travels to the brain. 1) aqueous fluid 2) cornea 3) lens 4) optic nerve 5) rods and/or cones 6) vitreous body a. 3 ? 6 ? 2 ? 1 ? 5 ? 4 b. 1 ? 3 ? 2 ? 6 ? 4 ? 5 c. 2 ? 6 ? 3 ? 1 ? 4 ? 5 d. 2 ? 1 ? 3 ? 6 ? 5 ? 4 e. 3 ? 5 ? 1 ? 6 ? 2 ? 4
Phospholipids are found within which of the following structures?
A. Plasma membrane B. Nuclear envelope C. Protein channels D. Liposomes