People with cystic fibrosis display a single phenotype for the disorder
a. True
b. False
False
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You are studying a novel protein. To learn more about it, you performed a screen in yeast to identify proteins that could interact with it. From the screen you got a clone for a second gene. You had the clone sequenced, and you translated the gene sequence on your computer. What is the next logical step to learn more about the function of these two proteins?
A. Run a BLAST search. B. Identify the intron/exon organization. C. Localize the gene to a specific chromosomal region. D. Search the human genome sequence for your clone. 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 sequence analysis? 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?
A variety of finch species within the Hawaiian Islands have acquired different types of beaks needed for utilizing specific food resources. The process by which these different species of finches came about is likely to have involved
A. natural selection. B. evolution. C. an accumulation of harmful genetic mutations. D. both natural selection and evolution. E. None of these choices are correct.
Which are accurate statements about digestion? (Check all that apply.)
_____ Most ingested food particles are digested in the stomach. _____ The muscles in the walls of the pharynx and esophagus contribute to swallowing. _____ Carbohydrates and lipids are digested first, in order to supply the organism with the most immediate energy. _____ The gizzard contains sand or tiny stones swallowed by the bird.
Homeostatic mechanisms are processes that:a
connect distant parts of the body by transporting materials. b. store and release fuel needed for cellular respiration. c. maintain a relatively constant internal environment. d. form lamellae within the osteons. e. relay, process, and store information.