Hesi A2 Biology Test 2024.
Hesi A2 Biology Test 2024.Hierarchic Organizational system for nomenclature - ANSWER Kingdom Phylum Class Order Family Genus Species (Least) "Keep Penguins Cool Or Find Good Shelter" Scientific Method - ANSWER Observation Hypothesis Experiment Conclusion Water - ANSWER All life, and therefore biology , occurs in water. Properties of Water - ANSWER 2 Hydrogen bonds Covalently bonded to Oxygen. Hydrogen Bonding between molecules. - High specific heat - Large bodies or water stabilize climates - Strong cohesive and adhesive properties - Water freezes forms a lattice crystal resulting in ice floating in water. - Polarity of water allows it to act as a universal solvent. - Water can be used to dissolve different solvents. Carbohydrates - ANSWER Long chains, or polymers of sugar. Most importantly form the backbone of DNA and RNA. Lipids - ANSWER Fats (Saturated and Unsaturated) Steroids, lipids and fats Saturated fat - ANSWER Clogs arteries. No double bonds in their hydrocarbon tail. Solid at room temperature. Unsaturated fat - ANSWER Double bond in their hydrocarbon tail. Liquid at room
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