Metabotropic receptors act by initiating changes in second messenger systems in target cells.
Answer the following statement true (T) or false (F)
True
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which of the following accurately describes an operon?
A. a transcription unit that codes for 1 polypeptide and is controlled by one promoter and one terminator B. a transcription unit that codes for several polypeptides zand is controlled by one promoter and one terminator C. is present only in prokaryotes D. both a and b E. both b and c
Against which organisms are disinfectants effective? Against which type of organism may not be effective? What disinfectant(s) is used in your laboratory?
What will be an ideal response?
Explain why it would probably be a money-losing venture to establish a plantation to grow corn in an area that used to be tropical rain forest
What will be an ideal response?
Which of the following is the form of energy contained in nutrient molecules and in ATP's high-energy bonds?
a) mechanical energy b) potential energy c) kinetic energy d) radiation energy