Enhancers are the binding sites for the
A. specific transcription factors.
B. promoters of DNA synthesis.
C. suppressor factors.
D. co-activation factors.
E. mediator factors.
Answer: A
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A. 2 B. 4 C. 8 D. Depends on the cell
James Watson and Francis Crick
a. were both English researchers working at Cambridge University. b. performed elegant experiments in DNA chemistry. c. constructed an accurate model of the DNA molecule illustrating its structural simplicity. d. performed experiments that convinced scientists that DNA is a double-stranded molecule. e. did all of these
Which of the following is a major category of animal tissue?
A) epithelium B) heart C) lymph D) biceps
Signal transduction is best described as ________
A) transmission of signals from cancer cells to normal cells B) communication between cells through physical interaction C) transmission of signals external to the cell to the nucleus D) communication between nuclei of two organisms