Multiple Choice
Which one of the following molecules is a by-product of cellular respiration?
Table of contents
- 1. Introduction to Biology2h 17m
- 2. Chemistry of Life7h 30m
- Atoms - Smallest Unit of Matter58m
- Isotopes36m
- Introduction to Chemical Bonding21m
- Covalent Bonds40m
- Noncovalent Bonds5m
- Ionic Bonding37m
- Hydrogen Bonding19m
- Introduction to Water7m
- Properties of Water - The Universal Solvent13m
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- Acids and Bases13m
- pH Scale21m
- Carbon8m
- Monomers & Polymers11m
- Carbohydrates23m
- Lipids28m
- Proteins31m
- Nucleic Acids34m
- ATP22m
- 3. Structure & Function of Cells6h 14m
- Prokaryotic & Eukaryotic Cells26m
- Microscopes11m
- Introduction to Eukaryotic Organelles16m
- Endomembrane System: Protein Secretion25m
- Endomembrane System: Digestive Organelles12m
- Mitochondria & Chloroplasts21m
- Introduction to the Cytoskeleton11m
- Biological Membranes10m
- Concentration Gradients and Diffusion9m
- Introduction to Membrane Transport15m
- Osmosis31m
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- Passive vs. Active Transport13m
- Active Transport30m
- Endocytosis & Exocytosis15m
- Introduction to Metabolism8m
- Introduction to Cellular Respiration22m
- Types of Phosphorylation14m
- Glycolysis20m
- Pyruvate Oxidation8m
- Krebs Cycle16m
- Electron Transport Chain14m
- 4. Tissues & Organ Systems7h 6m
- Introduction to Tissues & Histology16m
- Introduction to Epithelial Tissue24m
- Characteristics of Epithelial Tissue35m
- Structural Naming of Epithelial Tissue19m
- Introduction to Connective Tissue36m
- Classes of Connective Tissue8m
- Introduction to Connective Tissue Proper40m
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- Types of Muscle Tissue45m
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- Introduction to the Integumentary System14m
- 5. The Skeletal System4h 17m
- An Introduction to Bone and Skeletal Tissue18m
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- Introduction to Joints18m
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- Introduction to the Lymphatic System26m
- Lymphoid Cells & Tissues15m
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- Introduction to Immunity8m
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- Introduction to First-Line Defenses5m
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- Introduction to T Lymphocytes38m
- Major Histocompatibility Complex Molecules20m
- Functions of T Lymphocytes25m
- Review of Cytotoxic vs. Helper T Cells13m
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- 10. The Respiratory System3h 20m
- 11. The Nervous System & Nervous Tissue4h 25m
- Ions - Sodium and Potassium19m
- Resting Membrane Potential11m
- Change in Membrane Potential6m
- Properties of Graded and Action Potentials9m
- Graded Potentials17m
- Action Potentials10m
- The Refractory Period8m
- Propagation of Action Potentials11m
- Introduction to the Central Nervous System18m
- The Cerebrum48m
- Introduction to the Autonomic Nervous System10m
- Control of the ANS11m
- Introduction to Reflex Arcs13m
- Reflex Arcs15m
- Sympathetic Nervous System39m
- Parasympathetic Nervous System8m
- Review of the Sympathetic and Parasympathetic Divisions5m
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- Overview of the Digestive System21m
- Organs of the Gastrointenstinal Tract32m
- Accessory Organs9m
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- Introduction to Cell Division23m
- Organization of DNA in the Cell17m
- Introduction to the Cell Cycle7m
- Genes & Alleles10m
- Central Dogma7m
- Introduction to Transcription20m
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- Introduction to Types of RNA9m
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- Introduction to Translation30m
- Steps of Translation23m
- Phases of Mitosis48m
- Introduction to Meiosis9m
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- Meiosis II11m
- Cell Cycle Regulation15m
- 18. Cancer37m
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- 22. Evolution and the Origins of Life4h 5m
- 23. Ecology3h 17m
- 24. Human Environmental Impact24m
3. Structure & Function of Cells
Introduction to Cellular Respiration
Multiple Choice
Based on the map of cellular respiration, why do we need to breathe in oxygen?
A
Oxygen is the final electron acceptor for lactic acid fermentation.
B
Oxygen is the final electron acceptor for alcohol fermentation.
C
Oxygen is the final electron acceptor for aerobic cellular respiration.
D
Oxygen is not important for the purposes of cellular respiration.
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