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Exam 2 Biology

Inheritence

QuestionAnswer
Phenotype an indiviual's observable traits. Given as a description such as blonde or brunette and lactose tolerant or lactose intolerant.
Genotype Genetic Makeup Given as letters such as AA, Aa, BB, Qq, etc.
Allele One of several alternative forms of a particular gene.
Gene -Basic Unit of inheritence for traits. -Unit of heredity -A segment of DNA located at a particular place on a chromosome that encodes the information for the amino acid sequence of a protein and particular traits.
Catabolism (catabolic) Breaks down molecules into smaller units and releases energy. Ex. Polysaccarides --> Monosaccarides
Anabolism (anabolic) -uses energy to make components of cells such as proteins and nucleic acids. Energy is released to synthesize molecules. -Powered by ATP
Metabolism -How fast or slow you burn energy -Your body using energy -chemical reactions in living organisms to maintain life.
Product an atom or molecule that is formed from reactants in a chemical reaction.
Substrate atoms or molecules that are the reactants for an enzyme catalyzed chemical reaction.
Reactant an atom or molecule that is used up in a chemical reaction to form a product.
Endergonic ...thermodynamically unfavorable (against the 2nd law). Energy In. Requires a net input of energy from an outside source.
Exergonic ...thermodynamically favorable (2nd law) Energy Out. Releases energy.
Created by: dancer4life3
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