BIOD 101: Introduction to Biology | Portage Learning
| Modules 1–6 & Final Exam | 2025 Complete Verified
Questions with Detailed Answers & Comprehensive
Review Guide
What is matter, and what states can it exist in? - CORRECT ANSWER✔✔✔,,Matter is anything that
takes up space by having volume and mass. It can exist in solid, liquid, or gaseous states.
Explain the difference between essential and trace elements. - CORRECT ANSWER✔✔✔,,Essential
elements are required for human life. Trace elements are required only in small quantities.
Ionic bond - CORRECT ANSWER✔✔✔,,Generated based on the attraction between two oppositely
charged particles
Covalent bond - CORRECT ANSWER✔✔✔,,Occurs when electrons are shared by two atoms to create
the valence shells of both
Hydrogen bond - CORRECT ANSWER✔✔✔,,Forms a relatively weak bond that is easily broken
Anions - CORRECT ANSWER✔✔✔,,Negatively charged ions
Cations - CORRECT ANSWER✔✔✔,,Positively charged ions
What organic compounds make up biomacromolecules - CORRECT ANSWER✔✔✔,,Carbohydrates,
lipids, proteins, nucleic acids
What are carbohydrates - CORRECT ANSWER✔✔✔,,commonly referred to as sugars; primary source
of fuel for organisms and have the same three elements in their main structure (C, H, O)
Why are lipids unique among biomacromolecules - CORRECT ANSWER✔✔✔,,Most are insoluble in
water. They are not monomers, but are assembled from smaller molecules that are chemically linked
together.
| Modules 1–6 & Final Exam | 2025 Complete Verified
Questions with Detailed Answers & Comprehensive
Review Guide
What is matter, and what states can it exist in? - CORRECT ANSWER✔✔✔,,Matter is anything that
takes up space by having volume and mass. It can exist in solid, liquid, or gaseous states.
Explain the difference between essential and trace elements. - CORRECT ANSWER✔✔✔,,Essential
elements are required for human life. Trace elements are required only in small quantities.
Ionic bond - CORRECT ANSWER✔✔✔,,Generated based on the attraction between two oppositely
charged particles
Covalent bond - CORRECT ANSWER✔✔✔,,Occurs when electrons are shared by two atoms to create
the valence shells of both
Hydrogen bond - CORRECT ANSWER✔✔✔,,Forms a relatively weak bond that is easily broken
Anions - CORRECT ANSWER✔✔✔,,Negatively charged ions
Cations - CORRECT ANSWER✔✔✔,,Positively charged ions
What organic compounds make up biomacromolecules - CORRECT ANSWER✔✔✔,,Carbohydrates,
lipids, proteins, nucleic acids
What are carbohydrates - CORRECT ANSWER✔✔✔,,commonly referred to as sugars; primary source
of fuel for organisms and have the same three elements in their main structure (C, H, O)
Why are lipids unique among biomacromolecules - CORRECT ANSWER✔✔✔,,Most are insoluble in
water. They are not monomers, but are assembled from smaller molecules that are chemically linked
together.
