Mader Biology Verified Study Questions And Answers With A+ Tests

domain Bacteria - domain of unicellular prokaryotes that have cell walls containing peptidoglycans. homologous structures - Structures in different species that are similar because of common ancestry. classification - the process of naming and assigning organisms or groups of organisms to a taxo...

Hardy-Weinberg principal - allele frequencies should stay constant unless something causes them to change. dominance heirarchies - a higher-ranking animal has greater access to resources than does a lower-ranking animal disruptive selection - favors individuals at both extremes of the phenotypic...

Flowers - The reproductive structure in plants Double Fertilization - One sperm unites with an egg, forming a diploid zygote, and the other unites with polar nuclei, forming a triploid endosperm nucleus. Eudicotyledones (Eudicots) - -Two cotyledons -Flowering parts in four of fives or multiples ...

compound - substance formed by the chemical combination of two or more elements in definite proportions calorie - amount of energy needed to raise the temperature of 1 gram of water by 1 degree Celsius acid - any compound that increases the number of hydronium ions when dissolved in water atom ...

Calvin cycle reactions - enzymatic reactions that reduce carbon dioxide to a carbohydrate in the stroma of chloroplasts ATP synthase - protein structure in chloroplast thylakoids and mitochondria cristae that uses energy from H+ ions to convert ADP to ATP autotrophs - organisms that produce thei...

control - sample that goes through all the steps of an experiment but does not contain the variable being tested; a standard against which the results of an experiment are checked cell - the smallest unit of life that displays all the properties of life; composed of cytoplasm surrounded by a plas...

DNA (deoxyribonucleic acid) - nucleic acid polymer produced from covalent bonding of nucleotide monomers that contain the sugar deoxyribose; the genetic material of nearly all organisms chitin - strong but flexible nitrogenous polysaccharide found in the exoskeleton of arthropods and in the cell ...