Stratification refers to the extended exposure to ________ that is required for some seeds to germinate.
A. clay soil particles
B. long wavelengths of light
C. low temperatures
D. short daylengths
E. high relative humidity
Answer: C
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Regarding transitions between stages of the cell cycle, scientists have
a. already discovered many of the proteins involved b. figured out how the proteins communicate with each other c. determined how the proteins operate as small nano-machines to perform their functions d. shown that mammalian cells are easier to work with than Saccharomyces cerevisiae e. no idea which proteins are needed
The ability to make changes in behavior based on experience is called ________
Fill in the blank(s) with correct word
Assuming no chromosomal aneuploidies, a calico cat would be which gender?
A. male B. female C. cannot be determined
Gene therapy for human genetic diseases has not been successful yet.
Answer the following statement true (T) or false (F)