Methanogens may contribute to the greenhouse effect and global warming due to methane production.
Answer the following statement true (T) or false (F)
True
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Researchers have determined that the growth of hormone-responsive breast cancer cells depends upon ____
a. the relative concentrations of ER? and ER? in the tumor cells b. the ability of ER? to stimulate cancer cell growth c. the ability of ER? to inhibit cancer cell growth d. whether DNA binding sites exists for ER?, but not ER? e. the relative concentrations of estrogen and testosterone in breast tissue
List the most abundant ions in seawater, from most to least abundant
What will be an ideal response?
The major force responsible for water transport in plants is
A. water pressure for guard cells B. photosynthesis C. evaporation D. root pressure
When you boil egg white (albumin is protein) you have
A. inhibited the protein. B. denatured the protein. C. competed with the protein. D. optimized the protein.