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Biology 100 Exam 2 – 2025/2026 | 90+ Verified Q&A on Atoms, pH, Bonding, Macromolecules, Cell Membranes & Water Chemistry

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This second Biology 100 exam study guide for the 2025/2026 academic year features over 90 verified and well-explained questions and answers. Key topics include atomic structure, ionization, hydrogen and covalent bonds, polarity, macromolecule types, lipid structure, properties of water, pH, acids and bases, phospholipids, and characteristics of life such as homeostasis and cellular structure. Best suited for students in general biology, life sciences, pre-med, and nursing programs preparing for midterm or unit exams focused on chemistry of life and cell structure. Keywords: atoms, protons, neutrons, electrons, ion formation, hydrogen bond, covalent bond, pH scale, acids and bases, macromolecules, carbohydrates, proteins, lipids, nucleic acids, cell membrane, phospholipids, polarity, hydrophobic, hydrophilic, water cohesion, homeostasis, characteristics of life, virus reproduction, subunits of life

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Biology 100 Exam 2 2025/2026 Exam
Questions and Answers 100%
Guaranteed Success | Already Rated A+



. _____ make up the nucleus of an atom, whereas _____ surround the nucleus. - 🧠

ANSWER ✔✔Protons and neutrons; electrons


Which of the following are most likely to dissolve in olive oil? - 🧠 ANSWER ✔✔a

nonpolar molecule


When an atom loses an electron, what happens? - 🧠 ANSWER ✔✔It becomes

positively charged.

In terms of bond strength, which of the following is the weakest? - 🧠 ANSWER

✔✔hydrogen


Glucose (a monosaccharide) has the molecular formula C6 H12 O6. How many

carbon atoms are in each glucose molecule? - 🧠 ANSWER ✔✔6




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COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED

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