Exam (elaborations)
Bio 219-Exam 2 Review DHL Questions And Answers Latest Update
- Course
- BIO 219
- Institution
- Purdue University
Bio 219-Exam 2 Review DHL Questions And Answers Latest Update
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Bio 219-Exam 2 Review DHLQuestions And Answers Latest
Update
Which of these can be detected for signaling?
A. Heat
B. light
C. Molecules
D. Any of these can be detected if the right receptor is present Answer: D
Which of these is true about ligand/receptor interactions?
A. Each receptor can bind many kinds of ligands
B. Each ligand can bind many kinds of receptors
C. Ligand/receptor interactions are highly specific due to binding affinity
D. The outcome of the ligand/receptor binding is always the same Answer: C
Which of these nucleotides is used for allosteric changes in signaling pathways?
A. ATP
B. GTP
C. TTP
D. CTP Answer: B
, Which of these nucleotides is used for chemically changes a molecule by adding
or removing phosphates?
A. ATP
B. GTP
C. TTP
D. CTP Answer: A
True or false: Every cell of your personal organism has the same genome (at least
99.999% identical) Answer: True
True or false: The entire genome codes for protein products Answer: False
Which of these molecules is the "recipe" for protein production?
A. DNA
B. RNA
C. Protein
D. Lipids Answer: B
Which of these is an exception to the "one gene, one enzyme" hypothesis?
A. not all proteins are enzymes
B. Not all RNAs code for proteins
C. Sometimes RNAs are alternatively spliced, so one gene could code for slightly
different proteins
D. All of these are possible Answer: D
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