Search results for: Genotype


PheGenI: The Phenotype-Genotype Integrator

A January 2013 update to the PheGenI resource of dbGaP. Changes include: autocomplete search for Traits; example searches; source choice; and enhanced ...


A Beginner's Guide to Punnett Squares

Paul Andersen introduces the Punnett Square as a a powerful tool in genetic analysis. He tries to address major misconceptions that students have when use a ...


Hardy-Weinberg Principle

Understanding allele and genotype frequency in population in Hardy-Weinberg Equilibrium.


Pedigree Analysis 1: How to solve a genetic pedigree No. 1

Biology teacher Andrew Douch explains how to systematically study a genetic pedigree, to determine the most likely mode of inheritance.


Multiple Alleles and Blood Type - A Quick Tutorial

Quick Genetics Tutorial on Blood Type.


Genetics Vocabulary Tutorial

A video tutorial and review of important genetics concepts and vocabulary terms! Words like genes, DNA, alleles, genotype, phenotype, heredity, homozygous ...


Hardy-Weinberg Equation

In this video Paul Andersen explains the elements in the Hardy-Weinberg equation; including the allele frequency and phenotype frequency. He begins with a ...



For 9th grade general biology class: A brief understanding of how pedigrees work.


Solving Hardy Weinberg Problems

Paul Andersen shows you how to solve simple Hardy-Weinberg problems. He starts with a brief description of a gene pool and shows you how the formula is ...


Association mapping using PLINK software

PLINK is a free, open-source whole genome association analysis toolset, designed to perform a range of basic, large-scale analyses in a computationally efficient ...


Genotypes and Phenotypes

033 - Genotypes and Phenotypes Paul Andersen explains how changes in the genotype of an individual can affect the phenotype. He begins with ...


Genotype and Phenotype

A brief introduction to phenotype and genotype for general biology students at Wood River High School. General Biology A Unit 5: Expressing Yourself.



Science Help at Brightstorm! Understanding genotype used in Mendelian genetics.


Learn Biology: How to Draw a Punnett Square

Check out Bas Rutten's Liver Shot on MMA Surge: A Punnett square is used to predict the chances of an offspring to have its parents' ...


Population Genetics: When Darwin Met Mendel - Crash Course Biology #18

Hank talks about population genetics, which helps to explain the evolution of populations over time by combing the principles of Mendel and Darwin, and by ...


Genotype Expression

053 - Environmental Genotype Effects Paul Andersen explains how genotypes can be expressed or not based on changes in the environment. He starts with a ...


Monohybrids and the Punnett Square Guinea Pigs

Learn how to use a Punnett square to solve a Mendelian monohybrid cross with one of the Amoeba Sister's favorite classroom pets: hairless guinea pigs. Yes ...


Predicting the Genotypes and the Phenotypes of Offspring using the Punnett Square

This lesson presentation discusses the use of the Punnett Square in predicting the genotype and phenotype probabilities for my 6th Grade Project-Based Inquiry ...


Mouse Genotyping ) - Genotyping is the process of determining the genes (genotype) of an individual by examining its DNA with the use of biological assays ...


High Resolution Melt Analysis Tutorial

High resolution melt (HRM) analysis is a relatively new technique used in detecting small variations in DNA sequences between varying populations. Important ...

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