Warm-Ups Life Basics – Unit 5

Warm-up 1: Intro to Macromolecules 1. List the four macromolecules. 2. Which macromolecule follows the hydrogen/oxygen ratio rule? 3. Which macromolecule would be the basis of poisons/toxins? 4. Which macromolecule contains nitrogen? 5. Which macromolecule has simple sugars as a monomer (subunit)? 6. Name the element contained in all organic molecules. 7. Compare and contrast the similarities and differences between carbohydrates and lipids (fats). Test makeups lunch…

Warm-up 2: Fuel of Life 1. Write the balanced equation for photosynthesis. 2. Write the balanced equation for respiration. 3. Is photosynthesis endothermic or exothermic? Why? 4. Is cellular respiration endothermic or exothermic? Why? 5. What types of organisms go through photosynthesis? 6 CO H 2 O + energy  C 6 H 12 O O 2 C 6 H 12 O O 2  6 CO H 2 O + energy ABSORBED RELEASED (sugar)

Warm-up 3: Photosynthesis/Respiration 1. What types of organisms go through cellular respiration? 2. Why is cellular respiration important? 3. Why is photosynthesis, and more generally, primary production important?

Warm-up 4: Prokaryote vs. Eukaryote 1. Which two Domains of living organisms have prokaryotic cells? 2. Compare and contrast eukaryotic and prokaryotic cells. 3. What tool would one need to use in order to study most prokaryotic cells? 4. Other than an energy source, what other nutrients are needed for primary production? 5. Why is primary production important?

Warm-up 5: Cell Theory 1. What is the basic structural unit of life? 2. List the 13 levels of organization, beginning with an atom. 3. What is the difference between a population and a community? 4. Provide 3 examples of organ systems that are commonly found in multicellular marine organisms.

Warm-up 6: Microscope Review

Warm-up 7: Mid-Unit Review 1. What are the three elements are found in all four Macro-molecules? 2. What are the subunits of proteins? 3. What sugar (energy) is produced during photosynthesis? 4. Most important marine fertilizers for plant growth are… 5. What organelle contains the genetic information for the cell? 6. A group of mussels of a particular type living together on a rocky beach is an example of… 7. A molecule of water is organic or inorganic

Warm-up 8: Diffusion and Osmosis 1. Define an osmoregulator. 2. Describe the differences between osmosis and diffusion. 3. If an organism’s cell has an 80% water concentration and is placed in an environment with 100% water concentration, what would happen? Use a diagram for your answer. Include the general name for this type of cell and use arrows to indicate which direction the water moves.

Warm-up 9: Test Review 1. Which macromolecule stores energy, provides insulation and assists in buoyancy of marine organisms? 2. What group of macromolecules have a chemical formula has a ratio of 2 hydrogens to every 1 oxygen? 3. What happens during cellular respiration? 4. An organism that makes its own food is called an. 5. Define selectively permeable in relationship to a cell membrane. 6. Distinguish between an organism that is endothermic vs. ectothermic. 7. Who is considered to be the Father of the Modern Classification System?

Warm-up 10: Perpetuating Life 1. Describe the process of sexual reproduction. 2. How are budding and cell division different? 3. TRUE/FALSE: Vegetative reproduction is a form of sexual reproduction. 4. Give 2 examples of male gametes. Give an example of a female gamete. 5. Which type of reproduction would more often result in genetic variation, sexual or asexual? Why?