Organic molecules store _________ energy in their ______________ bonds
A. potential; ionic
B. potential; covalent
C. kinetic; ionic
D. kinetic; covalent
E. kinetic; hydrogen
Answer Key: B
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AGAMOUS is a gene that has been implicated in the regulation of stamen formation in Arabidopsis flowers. If this is true, a mutant with a functional AP3 gene but a nonfunctional AGAMOUS gene would
A. produce petals but not stamens. B. produce stamens but not petals. C. produce petals and stamens. D. not produce stamens or petals. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about the evolution of flower development genes? Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
When the concentration of a ligand is equal to the KD which of the following is true?
A. All of the receptors are bound to ligands. B. Half of the receptors are bound to ligands. C. All of the ligands and receptors are bound to each other. D. All of the ligands are bound to receptors. E. Half of the ligands are bound to receptors.
What is the relationship between operons and transcription units?
a. They are two terms for the same thing. b. An operon is made up of a transcription unit and associated regulatory DNA sequences. c. A transcription unit is made up of an operon and associated regulatory DNA sequences. d. An operon is comprised of multiple transcription units. e. A transcription unit is comprised of multiple operons.
The major function of a receptor is to
a. control the autonomic functions of the body. b. stabilize the internal environment to achieve homeostasis. c. produce responses to the various stimuli the body receives. d. give organisms or cells awareness of and sensitivity to their environment. e. do none of these.