Bio 112 exam genetics - Study guides, Class notes & Summaries

BIO 112~ Exam Review Latest Version with Verified Solutions One definition of evolution is that evolution is "descent with modification". What does "modification" refer to in this definition? (1) Mutation and (2) Sexual Mixing What is the only statement that is NOT true about the genetic relatedness of life on Earth? Gorillas are the closest living relative to humans All but one feature listed below are shared between family trees and phylogenetic trees. Represent population...

BIO 112 LAB EXAM 1 TAMU LATEST UPDATE GRADED A+ population All organisms of the same group or species that inhabit the same area and can interbreed genetics The study of how the characteristics of one generation are passed on to the next genetic structure Distribution of genotype frequencies within a population evolution The change in heritable characteristics of a population over generations selection The process whereby a genotype increases or decreases in frequency bec...

The fact that most people resemble their parents because traits are passed from parent to offspring is called - Inheritance Mendel's work on pea plants differed from that of British farmer T.A. Knight in that he ______. - counted the numbers of each kind of offspring In Mendel's experimental design the ______ generation is produced by self-fertilization and contains individuals displaying the recessive phenotype. - F2

What term defines the appearance of an individual? - phenotype Mendel's first law, called the law of ______, states that the two alleles of a trait separate during the formation of gametes, so that half the gametes will carry one copy and half will carry the other copy. - segregation Mendel's second law is known as the law of ___ assortment - independent

Bio 112 Exam 1 In the Hardy-Weinberg equation , the genotype frequency of heterozygotes is represented by - ANS 2pq What are the two principle factors that lead to microevolution? - ANS new genetic variation and evolutionary mechanisms Fundamental similarity due to descent from a common ancestor is called - ANS homology The diagram below shows inbreeding between _________, which over time could lower the fitness of the population. This lowering of fitness because o...