Match the motor molecule to its function.
A) slides along actin in sarcomere
B) activation of sliding in flagellar microtubule
C) motion toward "minus" end of microtubule
D) binds to membranes
E) motion toward "plus" end of microtubule
1) cytoplasmic dynein
2) axonemal dynein
3) kinesin
4) myosin V, dimer
5) myosin II, filament
1 C) motion toward "minus" end of microtubule
2 B) activation of sliding in flagellar microtubule
3 E) motion toward "plus" end of microtubule
4 D) binds to membranes
5 A) slides along actin in sarcomere
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IgG is the:
a. first antibody produced when an invading microorganism is initially encountered. b. antibody that is associated with various parasitic infections. c. antibody that is secreted in various body fluids and primarily protects those body surfaces lined with mucous membranes. d. second antibody produced when an in-vading microorganism is initially encoun-tered and the most abundant.
Antimicrobial therapy for H. pylori infection consists of:
a. penicillin, gentamycin, and imipenem. b. clindamycin, ceftriazone, and carbapenem. c. A proton pump inhibitor, clarithromycin, and metronidazole. d. azithromycin alone.
CFTR is likely made of what type of macromolecule?
a. protein b. nucleotide c. lipid d. carbohydrate
Which of the following characteristics of membranes does the term "selective permeability" refer to?
a. permits some molecules to cross the membrane while preventing others from crossing b. restricts the passage of polar molecules c. provides an anchor between adjacent cells d. allows membrane proteins to float freely within the membrane