HESI A2 Biology & Anatomy & Physiology Pre-Course Study Guide Actual Questions And Answers 100% Pass.

what is the theory that certain physical and behavioral survival traits give a species an evolutionary advantage called? gradualism evolutionary advantage punctuated equilibrium natural selection - correct answer natural selection which if the following is NOT a unique property of water? high cohesion and adhesion high surface tension high density upon melting high freezing point - correct answer high freezing point what is a metabolic reaction that releases energy called? catabolic carbolic anabolic endothermic - correct answer catabolic what organic compounds facilitate chemical reactions by lowering activation energy? carbohydrates lipids enzymes nucleotides - correct answer enzymes which structure is exclusively in eukaryotic cells? cell wall nucleus cell membrane vacuole - correct answer nucleus which of these is NOT found in the cell nucleus? golgi complex chromosomes nucleolus chromatin - correct answer golgi complex which is the cellular organelle used for digestion to recycle materials? golgi apparatus lysosome centriole mitochondria - correct answer lysosome what are the energy-generating structures of the cell called? nucleoplasms mitochondria golgi apparatus ribosomes - correct answer mitochondria which is a component of plant cells not found in animal cells? nucleus plastid cell membrane cytoplasm - correct answer plastid diffusion and osmosis are examples of what type of transport mechanism? active passive extracellular intracellular - correct answer passive the combination of alleles of an organism, when expressed, manifests as the organism's ________. genotype phenotype gender karyotype - correct answer phenotype which of the choices below are the reproductive cells produced by meiosis? genes alleles chromatids gametes - correct answer gametes what is the process of cell division in somatic (most body) cells called? mitosis meiosis respiration cytogenesis - correct answer mitosis when human cells divide by meiosis, how many chromosomes do the resulting cells contain? 96 54 46 23 - correct answer 23 which choice is a consequence of tetrad formation in meiosis? causes diversity determines gender causes non-disjunction causes transcription - correct answer causes diversity what is an alteration in the normal gene sequence called? DNA mutation gene migration polygenetic inheritance incomplete dominance - correct answer DNA mutation