Biology 101 Review Essay - 1102 Words

Bio 101 Review Sheet Test #1 (Chapters 1-3) Chapter 1 1. Cell is basic unit of life 2. Hierarchy of life figure 3. 3 Energy categories and examples of each Producer-plants and some microbes Consumer-humans and other animals Decomposer-fungi and other animals 4. Energy transfers are not 100% efficient – why? Cant capture all of the energy supplied by one source a. Where does all energy for biology come from? sun 5. Homeostasis- state of internal consistency or equilibrium 6. 2 types of reproduction asexual and sexual b. Benefits to sexual reproduction benefit of tremendous variation 7. Adaptation inherited characteristics or behaviors that enables an organism to survive and reproduce†¦show more content†¦Solute, solvent, solution interactions Solvent-a chemical in which other substances dissolve Solution-1 or more solutes dissolved in liquid solvent 15. Hydrophobic vs. hydrophilic molecules Hydrophobic-water fearing Hydrophilic-water loving 16. Reactants and products in chemical reactions Reactants-starting materials Products-resulting materials 17. Difference between acid and base Acid-adds H+ to the solution Base-more OH- than H+ 18. pH scale –which is acid vs. base Acid-less than pH 7 Base-greater than pH 7 19. 4 types of biological molecules – what is monomer for each one Carbs, lipid, proteins, nucleic acid 20. 4 types of polysaccharide and what they do Cellulose-plant cell walls Chitin-exoskeleton of insects, cell walls of fungi Starch-plant energy storage Glycogen-animal and fungi energy storage 21. Difference between trans, unsaturated and saturated fats Trans-fat cakes created by man Saturated-have all single bonds between carbons Unsaturated-have at least 1 double bond between carbons 22. Which type of cholesterol is good vs. bad – HDL, LDL 23. 4 levels of protein structure Primary, secondary, tertiary, quarternary 24. Ways to denature a protein 25. Major differences between RNA and DNA DNA-dioxyribose sugar, double helix RNA-ribose sugar, single stranded Chapter 3 1. Basic tenets of cell theory Cell is the fundamental unit of life All organisms made of one or more cells AllShow MoreRelatedMy College Life at Princeton1214 Words   |  5 Pages† She has an amazing personality† I thought to myself while speaking to her. After talking for a while, I suggest we go to a diner called Princetonian Diner. After eating, I waved goodbye to her and went off to find my dorm room. I see I have dorm 101, I feel excited knowing I found my first friend Johanna and hope to continue my day with more great news. While inside my dorm room, unpacking and getting settled, I hear the door open. I turn around and see a guy with glasses, a red shirt, black hairRead MoreEffective Management Essay (Master of Nursing)2950 Words   |  12 PagesThis essay will discuss current literature on clinical case management in mental health in the Australian context. 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