BIOL 1020 Final Exam -Question and Answers 2023
Why does a salt dissolve in water?
A. The polar nature of the water molecules
B. The nonpolar nature of the water molecules
C. It's hydrophobic
D. Its covalent bond
E. Its hydrogen bond *ANS* A
What is considered a hypothesis?
A. Testa...
BIOL 1020 Final Exam -Question an d Answers 2023 Why does a salt dissolve in water? A. The polar nature of the water molecules B. The nonpolar nature of the water molecules C. It's hydrophobic D. Its covalent bond E. Its hydrogen bond * ANS* A What is considered a hypothesis? A. Testable B. Falsifiable C. Testable and falsifiable D. Possible E. Always true *ANS* C Lipids, carbohydrates, proteins, and nucleic acids are molecules mainly bonded by what? A. ionic bon ds B. hydrogen bonds C. covalent bonds D. disulfide bonds E. phosphodiester bonds *ANS* C Which of the following would be considered a compound? A. NaCl and Cl2 but not H2O B. Al2S3 and Na but not O2 C. Cl2 and H2O D. Ni(CH3CO2)2 and NaCl but not O2 E. H2O and CO2 but not Ni(CH3CO2)2 *ANS* D The interactions between side chains, R groups, are most important in protein structure at which level? A. primary B. tertiary C. quaternary D. secondary *ANS* B If you know that an atom loses electrons to another atom, what kind of bond would it form?
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