HSCI 324 Study Guide - Quiz Guide: Mendelian Inheritance, Chemical Evolution, Metaphase

• School: Simon Fraser University
• Department: Health Sciences
• Course: HSCI 324
• Professor: Edward Pokrishevsky

Document Summary

The decent with modification from a pre-existing organism. (this is biological evolution, for this class) Giraffes have long necks, seahorses look like their environment. No, evolution just adapts to their environment, but the environment is always changing. Darwin, said that there is variation, and the one that was best fit to survive is still around, the ones are not around are extinct. Genotype: is the allelic combination that demonstrates a trait. Polymorphism is allelic variation, mutation leads to polymorphism. Independent assortment: the chromosomes, during metaphase, each parent chromosomes shuffle, do give new combinations.