Which of the following is not a way to identify an organism by phenotype?
A) Microscopy
B) Growth on agar
C) DNA profiling
C) DNA profiling
Feedback: Relies on phenotype-physical characteristics
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A driver gene ____
a. contains a driver mutation that does not affect gene expression b. does not have any effect on cancer progression c. contains a driver mutation that causes apoptosis in normal cells d. contains a driver mutation or is expressed abnormally, conferring a growth advantage to the cell e. is the unmutated form of a proto-oncogene
The plasma membrane _____
a. controls the contents of the cell b. is composed mostly of cholesterol c. is permeable to ions and polar molecules d. is free of proteins e. is rigid and impermeable
When viewing a cell culture under a microscope, most cells would be in which phase of cell cycle?
a. telophase b. interphase c. metaphase d. cytokinesis e. prophase
What needs to happen for menstruation to begin?
a. Estrogen levels must rise. b. FSH and LH levels must rise. c. Progesterone levels must rise. d. Progesterone levels must fall.