Biology 207: Final Exam Study Guide
Questions With Complete Solutions What are the 6 characteristics of life? - Correct Answers ✅1. reproduction
- growth
- cellular structure
- exchanges materials with the environment
- evolution
- uses energy
- prokaryotic
- hypothesis
- prediction (if, then)
- more observations
- theory 1 / 3
What are 2 types of cells? - Correct Answers ✅1.eukaryotic
Eukaryotic cell - Correct Answers ✅cell with a membrane around the nucleus Prokaryotic cell - Correct Answers ✅cell without a nucleus What are the 5 parts of the scientific method? - Correct Answers ✅1. observation
Biology 207: Final Exam Study Guide
Questions With Complete Solutions What are 4 types of organic molecules? - Correct Answers ✅1. proteins
- nucleic acids
- carbohydrates
- lipids
Protein monomers - Correct Answers ✅-contain C, H, O, N, and usually S -consist of 1 or more polypeptides -building block (amino acid) Amino acid structure - Correct Answers ✅amino group, central carbon, carboxyl group (OH), and an R group peptide - Correct Answers ✅a linear chain of covalently linked amino acids primary protein structure - Correct Answers ✅the sequence of amino acids secondary structure - Correct Answers ✅repeating folding patterns stabilized by H bonds between a carbonyl group 1 amino acid and the amide group of another nonadjacent amino acid 2 / 3
Biology 207: Final Exam Study Guide
Questions With Complete Solutions alpha helix - Correct Answers ✅each carbonyl group H bonds with an amide group, group 4 amino aids ahead in the polymer (telephone cord swirl) beta or pleated sheet - Correct Answers ✅the polypeptide folds back on itself; H bonds form between carbonyl groups in
- part of the polymer and amide groups in the other
- ionic bonds
- hydrogen bonds
- hydrophobic effects
- Van der Waals forces
- / 3
tertiary structure - Correct Answers ✅polypeptide folds into a 3D shape because of the R group interactions What are 5 R group interactions? - Correct Answers ✅1.covalent bonds
quaternary structure - Correct Answers ✅2 or more polypeptides associate to form a functional multimeric protein nucleic acids - Correct Answers ✅-polymers of nucleotides -store, express, and transmit genetic information -3 part structure (phosphate group, sugar, nitrogenous base)