In phloem, bulk flow occurs from regions of high to low ________ concentration.
A. solute
B. mineral
C. water
D. cytosol
E. cytoplasm
A. solute
Biology & Microbiology
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Which of the following is a type of epigenetic inheritance?
A. extra nuclear inheritance B. X inactivation C. imprinting D. extranuclear inheritance and imprinting are both correct E. X inactivation and imprinting are both correct
Biology & Microbiology
When plants are produced by cloning, which process is most directly involved?
a. mitotic cell division b. binary fission c. meiotic cell division d. gamete production e. budding
Biology & Microbiology
Which of the following is a fat-soluble vitamin?
a. vitamin C b. vitamin B12 c. vitamin E d. vitamin B3
Biology & Microbiology
Due to the flu virus' ability to _________ rapidly, a new vaccine is needed for the flu each year.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology