BIS 2A FINAL EXAM SET ACTUAL 2025/2026 WITH VERIFIED ANSWERS

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BIS 2A FINAL EXAM SET ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS Which atoms would you consider more electronegative than carbon? - Answer -- Fluorine -Oxygen -Nitrogen Which of these bonds would you consider a polar covalent bond? C-O C-H C-C H-N H-O - Answer -C-O H-N H-O Fill in the blanks below by pairing each of these macromolecules with its building block (lipid, carbohydrate, nucleotide or amino acid). ________________ -> Starch ________________ -> protein ________________ -> nucleic acid ________________ -> triglyceride - Answer -1. Carbohydrate 2. Amino Acid 3. Nucleotide 4. Lipid A type of covalent bond where electrons are shared unequally - Answer -polar bond Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com The tendency of an atom to attract electrons towards itself - Answer -electronegativity A bond that forms between an electronegative atom and a hydrogen atom with a positive dipole - Answer -hydrogen bond A type of covalent bond where electrons are shared equally - Answer -nonpolar bond A macromolecule that can exist as linear or cyclized, where it has a 1:2:1 ratio of carbon, hydrogen and oxygen - Answer -carbohydrate A macromolecule that can exist as linear or cyclized, where it has a polar "head" group and a majority nonpolar "tail" group - Answer -lipid A bond that exists between two full, opposite charges - Answer -ionic bond A macromolecule that exists with a backbone where the functional groups are the amine and the carboxylic acid - Answer -protein A macromolecule that contains a sugar, a phosphate group and a nitrogenous base - Answer -nucleic acid Sort the following items in the order in which they occurred: 1. Eukaryotes evolve 2. Oceans present on Earth 3. Collision of the Earth with the planetoid Theia 4. Photosynthesis evolves Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com