Jmu bio 150 - Study guides, Class notes & Summaries

Biodiversity is measurable at three levels: - ANSWER Genetic level= variability within species Species level= variability among species Ecosystem level= variability among ecosystems Three domains of life: - ANSWER Archaea, eukarya and bacteria Population - ANSWER interbreeding group of individuals. Populations exchange genes Purpose variability within a population - ANSWER 1. some genetic variants have advantages over others 2. natural selection can act on variation What if popula...

Biodiversity is measurable at three levels: - ANSWER Genetic level= variability within species Species level= variability among species Ecosystem level= variability among ecosystems Three domains of life: - ANSWER Archaea, eukarya and bacteria Population - ANSWER interbreeding group of individuals. Populations exchange genes Purpose variability within a population - ANSWER 1. some genetic variants have advantages over others 2. natural selection can act on variation What if popula...

Population - ANSWER A group of individuals that belong to the same species and live in the same area Purpose of variability within a population - ANSWER - some genetic variants have advantages over others - natural selection can act on variation (if needed) genetic divergence - ANSWER the process in which two or more populations of an ancestral species accumulate independent genetic changes (mutations) through time, often after the populations have become reproductively isolated for some ...

BIO 150 EXAM 1 STUDY KECK QUESTIONS AND ANSWERS | 100% VERIFIED AND UPDATED In a protein coding gene, which parts are involved in coding for the protein? - Answer️️ -Exons Dr keck studies..... - Answer️️ -fish Crossing over usually occurs among_______ - Answer️️ -homologous chromosomes in the hierarchal classification system we use to organize life, a genus usually includes a group of _____ - Answer️️ -closely related species Crossing over can result in a genotype that is...

adaptation - ANSWER inherited trait that enhances the fitness of an individual in a given environment fitness - ANSWER the relative survival and reproduction of one variant compared to others in the same population selective pressure - ANSWER

BIO 150 EXAM 3 UTK QUESTIONS AND ANSWERS | 100% CORRECT the difference between biomes and biogeographic regions is: A. biomes are defined by climate; biogeographic regions are defined by vegetation B. biomes are defined by vegetation; biogeographic regions are defined by climate C. biomes are defined by climate; biogeographic regions are defined by barriers D. biomes are defined by animals; biogeographic regions are defined by vegetation - Answer️️ -C. biomes are defined by vegetation...

Biology 150 Exam 2 Questions and Answers | 100% Correct Which of the following is NOT true about enzymes? - Answer️️ -A single enzyme may pair with multiple substrates Which of the following conditions might denature an enzyme? - Answer️️ -Acidity, Salinity, High Temperatures A mammalian enzyme would have which preferences concerning pH and temperatures? - Answer️️ -pH 7 ; 37 degrees Celsius How does pickling preserve foods? - Answer️️ -By denaturing the enzymes in bacter...

Genetic Diversity Correct Answer: the total genetic information contained with all individuals of a species, population, or community. Species diversity Correct Answer: diversity of species present in a community Species richness Correct Answer: number of species in a given area Species evenness Correct Answer: the relative abundance of an different species making up an area and its richness Ecosystem diversity Correct Answer: measure of the variety of biotic components in a reg...

Bio 150: Chapter 1 Study Guide with 100% Complete Solutions Which groups of microbes are prokaryotes? - Answer️️ -Bacteria Archaea Which groups of microbes are eukaryotes? - Answer️️ -Fungi Protozoa Algae What is cell theory? - Answer️️ -All living things are composed of cells. What is germ theory of disease? - Answer️️ -Germ theory of disease demonstrates that a specific microbe causes a specific disease. Who observed the first cells, and developed the cell theory? - A...