SPRING QUARTER 2015
EXAM 4-PRACTICE QUESTIONS KEY
These questions are representative of the types of questions that you will see on the final exam.
For topics that we have discussed in class and/or lab that are not represented below, you shoul
Lipids and membranes
What are the key lipids in organisms?
Why do lipid bilayers form?
What factors affect the permeability of membranes?
How do molecules and ions move across membranes,
in response to diffu
Small molecules; Carbohydrates
I. What are the key atoms in organisms?
What is the valence (or valence number) of each?
How many covalent bonds can each form?
What is the symbol for each?
Cleavage and cytoplasmic determinants
I. What patterns occur during embryonic cleavage?
II What runs cleavage?
III. What are cytoplasmic determinants, and how do they
affect the consequences of cleavage?
NO CELL PHONES! !
Biology 200: Week 4 Study questions
Note: You will be given a codon table for the exam. Also, you are STRONGLY encouraged to use the blue questions in
the textthe ones relevant to material covered in class or labas study questions.
1. Below is the sequenc
Biology 200 Study Questions Week 5
a) The Silver gene promoter: (Check ALL true answers):
_ Binds basal transcription factors tightly
_ Binds basal trancription factors poorly
_ Binds to regulatory transcription factors all of the time
_ Is NOT a double-s
What happens as gastrulation progresses in the chick
II. How do ectodermal cells change during neurulation?
III. What cell cell signals are responsible for neurulation?
IV. What are the consequences when neurul
I. How does gastrulation occur in frogs?
II How does gastrulation occur in chickens?
The first studies of gastrulation in vertebrates were done in
the African clawed frog Xenopus laevis. Which of the
following make t
Gametogenesis and fertilization
I. Why/why not questions about oogenesis
h / h
What is this cell? What is its fate?
Are the alleles in these chromosomes
Principles of development
What are the common processes that underlie
II. What evidence suggests that differential gene
expression is the essence of development?
III. What are cell cell signals, and how do they influence
What compounds poison the glucose oxidation
II. Where does glucose oxidation fit in overall
III. Metabolic diversity: Electron donors and acceptors
IV. Metabolic diversity: Fermentation pathways
I. Can you apply major concepts from yesterday?
II. How d
does th citric acid cycle produce NADH ( d
the it i
III How does pyruvate processing produce NADH?
You eat a grape, high in glucose co
What happens during glucose oxidation in cells?
How does ATP synthase work?
What creates the proton gradient?
What brings high energy electrons to the ETC?
I. What happens during glucose oxidation in cells?
Genomics: Comparative (aka features of
bacterial and eukaryotic genomes)
T d questions:
I. What is lateral
I Wh t i l t l gene t
II. What types of questions can direct sequencing and
environmental sequencing address?
III. How did m
Biology 200 Study Questions Week 6
1. In bacteria, "transcription regulator M" regulates the expression of the genes that code for the two enzymes that are
used in alcoholic fermentation (shown below).
a. Which of the following molecules
Biology 200 Study Questions Week 9
NOTE: Be sure to use the on your own problems on the PCR worksheet you did in class. These are available on the
1. Your colleague is having problems with a PCR reaction and comes to you for help. They giv
Genetic cascades in development
At the molecular level,
why is development
Todays model system: fruit flies
How is the anterior posterior axis set up in Drosophila?
Start with template DNA,
often genomic DNA