How would you characterize the amount of molecular traffic entering and leaving the nucleus?
a. There is a high amount of traffic entering and leaving the nucleus.
b. There is a moderate amount of traffic entering and leaving the nucleus.
c. There is a low amount of traffic entering and leaving the nucleus.
d. Traffic is entering and leaving the nucleus exclusively at the time of cell division.
a
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Which of the following traits of complex multicellular organisms is also shared by some simple multicellular organisms, but not by single-celled organisms?
A. plasmodesmata B. adhesion C. cell signaling D. bulk transport E. None of the answer options is correct.
A basidiocarp is the ____ of a basidiomycete
a. feeding stage b. asexual sporangium c. reproductive body d. infecting vessel e. haploid life cycle stage
The heath hen, found off the east coast of North America in the eighteenth century, is now extinct. What finally caused its extinction?
A) overexploitation B) pollution C) natural disasters D) habitat loss
Which of these is normally found in the glomerular filtrate?
A) Na+ B) Fat droplets C) Erythrocytes D) White blood cells E) Large proteins