BSC1005 MIDTERM MDC EXAM LATEST
VERSION | QUESTIONS AND CORRECT
ANSWERS | ALREADY GRADED A+ |
VERIFIED ANSWERS
Microtubules are associated with ______.
A) cilia
B) flagella
C) cell shape in animal cells
D) all of the above ------CORRECT ANSWER---------------ALL OF THE
ABOVE.
What type of microscope would be best for studying the detailed structure
of the surface of a plasma membrane? ------CORRECT ANSWER-------------
--Scanning electron microscope.
Active transport ______.
A) Uses ATP as an energy source
B) Can move solutes against their concentration gradient
C) Requires the cell to expend energy
D) Can involve the transport of ions
E) All of the above ------CORRECT ANSWER---------------E) All of the above
In a hypotonic solution, a plant cell will _____. ------CORRECT ANSWER---
------------become turgid.
,An object at rest has no ______ energy, but it may have _____ energy
resulting from its location or structure. ------CORRECT ANSWER--------------
-kinetic....potential.
Energy is transferred from ATP to other molecules by transferring a(n)
______. ------CORRECT ANSWER---------------Phosphate group.
Which component of the following reaction is the SUBSTRATE?
sucrose + sucrase + water --> sucrase + glucose + fructose ------
CORRECT ANSWER---------------Sucrose.
Relaying a message from a receptor protein to a molecule that performs a
specific function within a cell is called _____. ------CORRECT ANSWER-----
----------Signal transduction.
Osmosis can be defined as ______. ------CORRECT ANSWER---------------
The diffusion of water.
Which component of the following reaction is the ENZYME?
sucrose + sucrase + water sucrase + glucose + fructose ------CORRECT
ANSWER---------------Sucrase.
Substances that plug up an enzymes active sites are ___. ------CORRECT
ANSWER---------------Enzyme inhibitors
A product of glycolysis is ____.
, A) Lactic Acid
B) Ethyl Alcohol
C) NAD+
D) O2
E) Pyruvic Acid ------CORRECT ANSWER---------------Pyruvis Acid.
Electron transport takes place in the ____. ------CORRECT ANSWER--------
-------Mitochondria.
An aerobic process requires _____. ------CORRECT ANSWER---------------
Oxygen.
In photosynthesis, redox reactants ultimately transfer electrons from _____
to _____. ------CORRECT ANSWER---------------H2O......CO2
The color that we see when looking at a pigmented object is ____. ------
CORRECT ANSWER---------------The wavelengths that are reflected or
transmitted by the pigmented object.
What compound is found at the reaction center of a photosystem? ------
CORRECT ANSWER---------------Chlorophyll a
Which of the following is found in both in both cellular respiration and in the
light reactions of photosynthesis? ------CORRECT ANSWER---------------
Electron transport chain.
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