Protein Catabolism
Berg et al. Ch 23, 24
Lippincott Ch 19-21
Digestion of ingested protein in the stomach and
small intestine, absorption of amino acids.
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Humans cannot fix atmospheric nitrogen as so
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1. A 53 kg mass is connected to a nail on a frictionlessgtﬁhle by a (massless) string of
length 1.3
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6. Calculate the net torque about point 0 for the two forces applied as shown in the g
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6. Calculate the net torque about point 0 for the two forces applied as shown in the \
figure. The rod and both forces are in the plane of the page. '6 WWW
3. Find the linear a
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In order to et artial credit ou need to show our work clearl inCIudin the
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Department of Physics
EXAM Ei~
PHY2053
Dr. Darici
In order to get partial credit you need to show your work in detail.
Show the formula you use and show clearly
27. (a) In the region
a gaussian surface would enclose no charge. Thus, due to the spherical
0 r r1 ,
symmetry, we have the following.
r r
Q
2
EgdA E 4 r encl 0 E 0
0
(b) In the region
r1 r r2 ,
only
Enza Russoniello
Alan Izquierdo
Maria Corghi
What is a model? A representation of a concept that can be shared to better express an idea.
What do we use models for? And when would we use them?
A model
The Stopper Lab Centripetal Acceleration
Deriving the expression: T2 =
=
=
2R 2
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(
=
2 =
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=
FT=Fac
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2 2
(
)
42
Prediction
1. We are planning to use the mass of the washers and the
2-deoxy-glucose (2-DG, it is also 2-deoxy-mannose!) is used as an anti-cancer drug.
2-fluoro-deoxy glucose (2-FDG) with a short lived radioactive fluorine isotope is used for
imaging (PET = positron e
to
PHYZOSB SummerA 2011 — EXAMLII Dr. Darici
In order to receive partial credit you need to show your work. You need to wn'te the formula you used and Show how you plug in the
values. Correct answer a