PORTAGE LEARNING CHEM 210 MODULE 4 FINAL PAPER 2026 EXAM STUDY SHEET GUARANTEED TO PASS

PORTAGE LEARNING CHEM 210 MODULE 4
FINAL PAPER 2026 EXAM STUDY SHEET
GUARANTEED TO PASS

◉ T/F: Small elements, such as nitrogen, are common in biomolecules.
Answer: true


◉ Small elements that are common in biomolecules: Answer: CHOPS
N:
- carbon
- hydrogen
- oxygen
- phosphorous
- sulfur
- nitrogen


◉ T/F: The time it takes for a compound to flow through a metabolic
pathway is called the flux. Answer: true


◉ T/F: Proteins, carbohydrates, and fats all get broken down into NADH
and FADH2 in energy production. Answer: true

, ◉ T/F: A fat is a lipid molecules that is a liquid at room temperature.
Answer: false


◉ In RNA, guanine always pairs with: Answer: cytosine


◉ In RNA, adenine always pairs with: Answer: uracil


◉ In DNA, adenine always pairs with: Answer: thymine


◉ Water is considered a polar solvent due to attractive forces known as
hydrogen bonds. A hydrogen bond is: Answer: an attractive force
between molecules where partially positive hydrogen atoms are attracted
to partially negative atoms of F, O, or N


◉ What is a London force? Answer: a temporary attraction between
atoms due to electron alignment


◉ What is a dipole-dipole force? Answer: an attraction between the
positive end of one polar molecule and the negative end of another


◉ What attributes contribute to water's unusual properties? Answer: 1.
geometry of the molecule
2. polarity of the -OH bonds
3. ability of water molecules to hydrogen bond