1. Sickle cell anemia
What is sickle cell disease, what are it symptoms? What affect does it have on lifespan?
Red blood cells have sickled shape
Sickled blood cells stick to capillaries
Do not get oxygen into tissues
Symptoms are due to lack of oxyg
Learning Assignment #2: Pedigrees
Key to pedigree symbols:
The Genotype of individuals who have the trait (have the phenotype for the disease).
Lecture 2: Darwins Dangerous Idea
1. Fill in the table below with the relevant information.
Plato (The Greeks)
Explanation of Theory
What separates a species?
a. Prezygotic barriers (5)
i. Prevent formation of a zygote or fertilized egg
b. Postzygotic barriers (3)
i. Prevent development of viable or fertile offspring
c. If we want to know how species arise we need to consid
Phylogenetic Analysis (Cladistic Methods)
a. The goal is to find monophyletic groups
i. Accurately describe relatioships
a. Problem: How can we distinguish derived similarity (which is informative) from
convergent and primitive similarity (which are no
What is the difference between natural selection and evolution?
There are other ways for evolution to occur other than natural selection. Natural selection is
certainly a strong mechanism for evolution but is not the only way for a allele frequencies to
Prevailing views before 1800
Darwins ideas were a radical thing at a time. its not that he proposed evolution for the first
time. There were people who were talking about evolution long before him. But what he did
was - he put it a spin on it and said tha
Exam 4 study guide.
Key words. Understand definitions, deep concepts, and connections between them
DNA nucleotide sequence
single nucleotide polymorphism mutation