Name_
Section_
Question 1
Over the past 30 years, trends have shown an increase in the population of the cownose ray along the east coast of
the United States. The cownose ray preys on bay scallops and the ray is a prey of great sharks. Below are three
po
Name_
Section_
7.014 Problem Set 2
Please print out this problem set and record your answers on the printed copy. Answers to this
problem set are to be turned in to the box outside 68-120 by 5:00pm on Friday March 2, 2007.
Problem sets will not be accepte
Name_
Section_
7.014 Problem Set 3
Please print out this problem set and record your answers on the printed copy. Answers to this problem
set are to be turned in to the box outside 68-120 by 5:00pm on Friday March 16, 2007. Problem sets will
not be accept
Name_
Section_
7.014 Problem Set 4
Please print out this problem set and record your answers on the printed copy. Answers to this problem
set are to be turned in to the box outside 68-120 by 5:00pm on Friday March 23, 2007. Problem sets will
not be accept
Name_
Section_
7.014 Problem Set 5
Please print out this problem set and record your answers on the printed copy. Answers to this problem
set are to be turned in to the box outside 68-120 by 5:00pm on Friday April 13, 2007. Problem sets will
not be accept
Name_
Section_
For Credit? _
7.014 Problem Set 6
READ ME: Please print out this problem set and record your answers on the printed
copy. Please note that this problem set is optional. You can have it graded for credit if you
would like. You will then have
Name_
Section_
7.014 Problem Set 7
Please print out this problem set and record your answers on the printed copy. Answers to this problem
set are to be turned in to the box outside 68-120 by 5:00pm on MONDAY May 14, 2007. Problem sets will
not be accepted
Name_
Section_
7.014 Problem Set 1
Please print out this problem set and record your answers on the printed copy. Answers to this
problem set are to be turned in to the box outside 68-120 by 5:00pm on Friday February 16, 2007.
Problem sets will not be acc
Name_
Section_
7.014 Problem Set 2
Please print out this problem set and record your answers on the printed copy. Answers to this
problem set are to be turned in to the box outside 68-120 by 5:00pm on Friday March 2, 2007.
Problem sets will not be accepte
Name_
Section_
7.014 Problem Set 3
Please print out this problem set and record your answers on the printed copy. Answers to this problem
set are to be turned in to the box outside 68-120 by 5:00pm on Friday March 16, 2007. Problem sets will
not be accept
Name_
Section_
7.014 Problem Set 4
Please print out this problem set and record your answers on the printed copy. Answers to this problem
set are to be turned in to the box outside 68-120 by 5:00pm on Friday March 23, 2007. Problem sets will
not be accept
Name_
Section_
7.014 Problem Set 5
Please print out this problem set and record your answers on the printed copy. Answers to this problem
set are to be turned in to the box outside 68-120 by 5:00pm on Friday April 13, 2007. Problem sets will
not be accept
Name_
Section_
For Credit? _
7.014 Problem Set 6
READ ME: Please print out this problem set and record your answers on the printed
copy. Please note that this problem set is optional. You can have it graded for credit if you
would like. You will then have
Name_
Section_
7.014 Problem Set 7
Please print out this problem set and record your answers on the printed copy. Answers to this problem
set are to be turned in to the box outside 68-120 by 5:00pm on MONDAY May 14, 2007. Problem sets will
not be accepted
Name_
Section_
Question 1
(a) Below is a list of biological functions. For each macromolecule listed, choose two functions that the
macromolecule is involved in.
membrane component
genetic material
catalyst
energy store
structural support
signaling molecu
Name_
Section_
Question 1
You work in a lab that studies bacterial membrane proteins. You have isolated a protein, pMem, that spans the
membrane and you determined the sequence of that protein:
1
MKKLLPCTAL VMCAGMACAQ AEERNDWHFN IGAMYEIENV EGYGEDMDGL
50
5
Name_
Section_
Question 1
Shown below are the chromosomes for a diploid organism after the organism has completed S phase. The letters
represent alleles of genes.
A
D
A
D
a
D
F
F
a
D
L
G
F
L
G
l
g
l
g
F
(a) Give two pairs of genes that are tightly linked.
Name_
Section_
7.014 Problem Set 1
Please print out this problem set and record your answers on the printed copy. Answers to this
problem set are to be turned in to the box outside 68-120 by 5:00pm on Friday February 16, 2007.
Problem sets will not be acc