A somatic cell divides to form two genetically identical daughter cells during mitosis. Prior to mitosis
occurring, which of the following must occur?
a. The cell must replicate its DNA.
b. The cell must first be fertilized.
c. The nucleus must divide.
d. Chromatids must be separated.
e. The nuclear envelope must disintegrate.
A
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Disaccharides and polysaccharides can be processed as nutrients after first being cleaved to monosaccharides by either ________ or ________.
What will be an ideal response?
What endogenous process helps plants to keep their movements and other responses synchronized with the environment?
A. purine monitoring B. solar tracking C. a circadian clock D. auxin cycling E. gravitropism
Which of the following would a scientist use during the entire process of conducting an experiment?
a. descriptive reasoning and inductive reasoning b. descriptive reasoning and deductive reasoning c. deductive reasoning and inductive reasoning d. only deductive reasoning
At high altitudes, people with heart disease may experience
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