What is the aqueous humor?
A. one of the fluids in the inner ear
B. the fluid in the human eye between the cornea and the lens.
C. the fluid in the eye between the retina and the lens
D. the fluid that surrounds the ossicles of the middle ear
E. the gel-like material in a cupula of a mechanoreceptor
Answer: B
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Which of the following class of immunoglobulin proteins is associated with allergies?
A. IgA B. IgM C. IgE D. IgG
You have genetically engineered a yeast cell to make a protein that will ultimately be secreted from the cell. If all is functioning well, in which order (from first to last) do you expect to find the protein in the cell until it is secreted?
A) rER ? Golgi ? secretory vesicle ? environment B) rER ? Golgi ? sER ? nucleus ? environment C) nucleus ? rER ? Golgi ? secretory vesicle ? environment D) sER ? Golgi ? secretory vesicle ? environment E) rER ? secretory vesicle ? Golgi ? environment
What does the presence of the Widmanstätten patterns in iron meteorites tell us about their history?
What will be an ideal response?
What are proglottids?
a. the anterior end of a tapeworm, which attaches to the host with suckers or hooks b. enzyme molecules excreted by parasitic worms to digest the host’s tissues c. a tapeworm segment containing an excretory system and reproductive structures d. a pair of organs attached to the anterior of a worm that it uses to collect food