Praxis II Biology Content (5235) Questions and Answers 100% Pass

Praxis II Biology Content (5235) Questions and Answers 100% Pass Darwinian fitness is largely defined by: The ability to survive, reproduce, and pass on one's genes Look for evidence of contribution to more than one _____________ to determine better Darwinian fitness Generation A scientific theory is an explanation that is generally: Broad in scope, supported by a large body of evidence, and that can serve as the basis for a new hypothesis and experimentation Each gamete will contain one member of: Each pair of homologous chromosomes This amino acid forms covalent disulfide bonds with other amino acid of its kind: Cysteine This functional group on an amino acid allows the formation of covalent disulfide bonds: Sulfhydryl (-SH ) group Covalent disulfide bonds are important in determining: The 3D shape of the protein If the sodium channels in the neuronal membrane of a nerve cell are blocked and a stimulus is applied to the nerve cell then: Action potential will not occur because depolarization will not occur On a global scale, there is a net movement of water: From the oceans -- to the land Evaporation exceeds ___________ over the oceans. Precipitation ___________ exceeds evaporation over the land. Precipitation The water cycle differs from other biochemical cycles because water moves through ecosystems by: physical rather than chemical processes Water percolates through soil and collects as_____________ or becomes ___________ Groundwater; surface run-off Similarity in characteristics between species, because the species share a common ancestor, is known as ___________ Homology This structure of a plant consists of undifferentiated cells that can divide throughout the life of the plant enabling growth in length and girth Meristem ____________ is the evaporation of water through the stromata in plant leaves Transpiration Increasing this will result in a faster rate of transpiration in plants Light intensity Phloem transports this Sugars (food) Xylem transports this Water This is the part of the plant where sap is found Phloem When many different genes contribute to one trait that t