Which of the following processes is the transfer of heat from a body to a fluid that passes over its
surface?
a. conduction
b. radiation
c. evaporation
d. convection
e. radiative cooling
D
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Meiosis II results in the formation of cell number
a. 2. b. 3. c. 4. d. 5. e. 4.
Carbon has an atomic number of 6. Carbon-14 has _____
a. 6 neutrons and 6 protons b. 6 neutrons and 8 protons c. 8 neutrons and 6 protons d. 14 neutrons and 6 protons e. 14 protons and 6 neutrons
A cell is exposed to a substance that prevents it from dividing. The cell becomes larger and larger. This situation
A) should present no problem to the cell, since it can continue to perform all other necessary functions. B) should present no problem to the cell, because the surface area of the cell will increase as the volume of the cell increases. C) will eventually be problematic, since the cell's ability to absorb nutrients through its outer membrane will not increase as quickly as its cytoplasmic needs. D) should be beneficial, since the cell will be able to divert the ATP normally used for cell division to other processes.
The concentration of mitotic cyclin (M cyclin) ________________
(a) rises markedly during M phase. (b) is activated by phosphorylation. (c) falls toward the end of M phase as a result of ubiquitylation and degradation. (d) is highest in G1 phase.