INBREEDING Definition
... Definition: Inbreeding is simply defined as the mating of relatives. History of inbreeding 1858, Bemiss studied of inbreeding and its effects on human health 1871, Darwin effects of cousin marriages Explanation: ...
... Definition: Inbreeding is simply defined as the mating of relatives. History of inbreeding 1858, Bemiss studied of inbreeding and its effects on human health 1871, Darwin effects of cousin marriages Explanation: ...
5 Agents of Evolutionary Change
... • If new genes are brought in, it can create new genetic variation • Can make populations more similar to each other • Example: If all red haired people left Scotland, the next generation would likely have very few people with this trait. The Scottish population would have evolved as would the popul ...
... • If new genes are brought in, it can create new genetic variation • Can make populations more similar to each other • Example: If all red haired people left Scotland, the next generation would likely have very few people with this trait. The Scottish population would have evolved as would the popul ...
Species PwrPnt
... Typically occurs when younger males move out, individuals migrate, natural disasters hit • Plants routinely disperse their seeds/ spores ...
... Typically occurs when younger males move out, individuals migrate, natural disasters hit • Plants routinely disperse their seeds/ spores ...
Chapter 14: Human Heredity - Southington Public Schools
... Define: karyotype, autosome, nondisjunction, pedigree, carrier, gene therapy. Interpret a pedigree chart (sex, genotype, phenotype and relationships represented by symbols) Recognize the patterns of three common modes of inheritance—autosomal dominance, autosomal recessive and sex-linked reces ...
... Define: karyotype, autosome, nondisjunction, pedigree, carrier, gene therapy. Interpret a pedigree chart (sex, genotype, phenotype and relationships represented by symbols) Recognize the patterns of three common modes of inheritance—autosomal dominance, autosomal recessive and sex-linked reces ...
neutral theory, inbreeding - Cal State LA
... prediction: there should be an excess of homozygotes at loci that are polymorphic - in other words, even when there are a lot of alleles out there, selfing should result in few heterozygotes ...
... prediction: there should be an excess of homozygotes at loci that are polymorphic - in other words, even when there are a lot of alleles out there, selfing should result in few heterozygotes ...
Evolution & Speciation
... colonization by a limited number of individuals from a parent population ...
... colonization by a limited number of individuals from a parent population ...
Zoology/Botany 345 Fall 1995
... 2. What evidence suggests that there were two population bottlenecks in the cheetah? Do the data offer strong support for this hypothesis? 3. What is inbreeding depression? (see p 242-245 of text) 4. What data indicate that the cheetah is currently subject to severe inbreeding depression? 5. What do ...
... 2. What evidence suggests that there were two population bottlenecks in the cheetah? Do the data offer strong support for this hypothesis? 3. What is inbreeding depression? (see p 242-245 of text) 4. What data indicate that the cheetah is currently subject to severe inbreeding depression? 5. What do ...
Gene Flow (migration)
... compete for mates by using their antlers to spar against other males, chasing one another and fighting. This is a form of non-random mating because it prevents certain phenotypes from breeding. Only the individuals who successfully mate will contribute to the gene pool of the next generation. - E.g. ...
... compete for mates by using their antlers to spar against other males, chasing one another and fighting. This is a form of non-random mating because it prevents certain phenotypes from breeding. Only the individuals who successfully mate will contribute to the gene pool of the next generation. - E.g. ...
Allele frequencies
... A. Mutation 1. can produce totally new alleles for a trait 2. most harmful 3. beneficial are important for evolution ...
... A. Mutation 1. can produce totally new alleles for a trait 2. most harmful 3. beneficial are important for evolution ...
Positive assortative mating
... Effective population size - number of individuals in the population that successfully pass genes to the next generation. -usually smaller than the actual population (census) size -drift will occur more quickly in smaller populations ...
... Effective population size - number of individuals in the population that successfully pass genes to the next generation. -usually smaller than the actual population (census) size -drift will occur more quickly in smaller populations ...
1. Assuming simple dominance, out of a total of 160 offspring, how
... 1. Assuming simple dominance, out of a total of 160 offspring, how many are expected to show one OR both dominant traits from the cross: AaBb AaBb ? a) 90 b) 150 c) 160 d) 30 2. Which of the following disorders is more likely to be inherited by males than females? a) hemophilia b) Parkinson's c) t ...
... 1. Assuming simple dominance, out of a total of 160 offspring, how many are expected to show one OR both dominant traits from the cross: AaBb AaBb ? a) 90 b) 150 c) 160 d) 30 2. Which of the following disorders is more likely to be inherited by males than females? a) hemophilia b) Parkinson's c) t ...
Document
... will have a different value when, from one generation to the next, allele frequencies change because of gene flow among populations. ...
... will have a different value when, from one generation to the next, allele frequencies change because of gene flow among populations. ...
Mechanisms of Evolution
... • A change in the population because of a random event, such as a catastrophe • The smaller the population, the less genetic variety it has. • 2 Types: ...
... • A change in the population because of a random event, such as a catastrophe • The smaller the population, the less genetic variety it has. • 2 Types: ...
Slide 1
... Artificial Selection - humans choose parents based on phenotypic traits; we breed animals for desired traits – offspring may lack fitness because they are adapted to an artificial habitat; farmed turkeys would never make it in a natural environment, most are white and too fat Inbreeding - mating ...
... Artificial Selection - humans choose parents based on phenotypic traits; we breed animals for desired traits – offspring may lack fitness because they are adapted to an artificial habitat; farmed turkeys would never make it in a natural environment, most are white and too fat Inbreeding - mating ...
Crossbreeding terminology
... gene at a particular location on a chromosome. For example, blue and brown eyes are determined by different alleles of the gene for eye colour. Chromosomes rod-like structures that are found in the nucleus of all cells. These structures contain genetic information and occur in pairs. Co-dominant two ...
... gene at a particular location on a chromosome. For example, blue and brown eyes are determined by different alleles of the gene for eye colour. Chromosomes rod-like structures that are found in the nucleus of all cells. These structures contain genetic information and occur in pairs. Co-dominant two ...
Natural Selection Lab Questions
... 2. Compare your results with those of other students in the class. Did all groups eliminate the recessive lethal allele? Did any of the groups in class eliminate the recessive lethal allele? 3. How were the white (lethal) alleles able to remain in the population without being completely removed (fro ...
... 2. Compare your results with those of other students in the class. Did all groups eliminate the recessive lethal allele? Did any of the groups in class eliminate the recessive lethal allele? 3. How were the white (lethal) alleles able to remain in the population without being completely removed (fro ...
Advances in Genetics
... • The process of selecting organisms with desired traits to be parents of the next generation is called selective breeding • The corn we use today is a great example! • 2 techniques • Inbreeding • hybridization ...
... • The process of selecting organisms with desired traits to be parents of the next generation is called selective breeding • The corn we use today is a great example! • 2 techniques • Inbreeding • hybridization ...
NON-RANDOM MATING AND INBREEDING -1
... Note that the inbreeding coefficient of an individual (FZ) equals the kinship coefficient of its parents (FDE). Thus, the inbreeding Z coefficient of a child produced by D and E would equal 1/4. In other words, a child of sib-mating is expected to be homozygous (identical by descent) for 1/4 of its ...
... Note that the inbreeding coefficient of an individual (FZ) equals the kinship coefficient of its parents (FDE). Thus, the inbreeding Z coefficient of a child produced by D and E would equal 1/4. In other words, a child of sib-mating is expected to be homozygous (identical by descent) for 1/4 of its ...
Selective breeding, inbreeding and hybridization
... Ex. Muscle growth is too fast and can cause heart failure. *The animals might not turn out the way you wanted. Maybe even worse. Ex. The muscles in cows are stronger cause them to not be able to give birth properly. * In the pictures below, the animals have too much muscle to live normally.* ...
... Ex. Muscle growth is too fast and can cause heart failure. *The animals might not turn out the way you wanted. Maybe even worse. Ex. The muscles in cows are stronger cause them to not be able to give birth properly. * In the pictures below, the animals have too much muscle to live normally.* ...
Natural selection Differential survival or reproduction of individuals
... a group of orgs. that interbreed under natural conditions to produce fertile offspring “special case” of natural selection; pressures that affect an individual’s success in mating Splitting of one species into two or more different species members of a species are isolated from one another due to a ...
... a group of orgs. that interbreed under natural conditions to produce fertile offspring “special case” of natural selection; pressures that affect an individual’s success in mating Splitting of one species into two or more different species members of a species are isolated from one another due to a ...
8. Conservation genetics
... – If heterozygosity itself is good, then individual heterozygosity and fitness should correlate • However, this phenomenon could be caused for example by population structure or partial inbreeding • Enzyme gene heterozygosity: only rarely heterozygosity-fitness correlation, which could not be explai ...
... – If heterozygosity itself is good, then individual heterozygosity and fitness should correlate • However, this phenomenon could be caused for example by population structure or partial inbreeding • Enzyme gene heterozygosity: only rarely heterozygosity-fitness correlation, which could not be explai ...
doc 3.7.1 inheritance checklist
... The phenotype is the expression of this genetic constitution and its interaction with the environment. ...
... The phenotype is the expression of this genetic constitution and its interaction with the environment. ...
PopulationGenetics_Inbreeding_RiskAssessment
... o F=1 when offspring have normal reproductive fitness. Most, if not all, cases arise from inheritance of a mutant allele from a parent (or both) The coefficient of selection (s) is the loss of fitness (1-f=s) Mutation rates must be able to balance the number of mutant alleles lost in a generation du ...
... o F=1 when offspring have normal reproductive fitness. Most, if not all, cases arise from inheritance of a mutant allele from a parent (or both) The coefficient of selection (s) is the loss of fitness (1-f=s) Mutation rates must be able to balance the number of mutant alleles lost in a generation du ...