BIO 182 Quiz 1 Exam Questions Correctly Answered

EXAM STUDY MATERIALS July 26, 2024 9:30 AM BIO 182 Quiz 1 Exam Questions Correctly Answered Who developed palentology - answer✔✔The study of fossils by Cuvier What did Lyell's perceive on the voyage of beagle - answer✔✔adapt ation Who defined Natural Selection? what's the definition? - answer✔✔Lyell process in which individuals with favorable inherited rates are more likely to survive & reproduce What are the 3 observations of Darwin - answer✔✔1. Unity of life 2. Diversity of Life 3. Match of Organisms & enviornment which evolve? populations or individuals? - answer✔✔Natural selection acts on individuals but only populations evolve What causes adap tive evolution - answer✔✔Natural selection Microevolution - answer✔✔change in allele freq. in a population over generations What is the prerequisite for evolution - answer✔✔trait variation Genetic variation - answer✔✔caused by differences in genes or DNA s egments What is discrete character vs a quantitative character? - answer✔✔Discrete: single gene phenotypic diff Quantitative: 2+ genes phenotypic diff along population continuum What are the 2 ways to measure genetic variation Which cause evolutionary cons equences - answer✔✔Gene variability Nucleotide variablitity Genetric variability Gene variability - answer✔✔average % of heterozygous Nucleotide Variability - answer✔✔comparison of DNA sequences of pairs of individuals EXAM STUDY MATERIALS July 26, 2024 9:30 AM What are the 4 sources of gene variat ion - answer✔✔New Alleles Alter Gene # or position Rapid Reproduction Sexual Reproduction Who viewed species as fixed and arranged them? - answer✔✔Aristotle Evolution is a - answer✔✔process and pattern Another term for evolution by Darwin - answer✔✔descent with modification Who is the founder of Taxonomy what else did he do - answer✔✔Linnaeus classify animals with binomial format Fossils - answer✔✔remains/traces of organisms from the past What are the layers of fossils called and what does it tell us? - answer✔✔Strata that top layers are younger with more recent fossils What is the principle of uniformitarinism who came up with this - answer✔✔mechanisms of change are constant over time Lyell & Hutton What is Lamarck's hypothesis - answer✔✔Evolve through "use or disuse" What does Darwin drawing of a tree symbolize - answer✔✔History of life is like tree with branches What is artificial selection? - answer✔✔modified species by selecting/breeding those wit h favorable traits what are the 2 observations of artificial selection - answer✔✔1. members of pop. vary in inherited traits 2. All species can produce more than the environment, but not all surive what are the 2 inferences of artificial selection - answer✔✔1. Inheritated traits give higher prob. of surviving and reproducing 2. Unequal ability will lead to accumulation of favorable traits Who explained the match between organisms and their enviornement - answer✔✔Thomas Malthus