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BIO 256 EXAM 1- all 179 answers complete and correct
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BIO 256 EXAM 1- all 179 answers complete and correct BIO 256 EXAM 1- all 179 answers complete and correct BIO 256 EXAM 1- all 179 answers complete and correct BIO 256 EXAM 1- all 179 answers complete and correct BIO 256 EXAM 1- all 179 answers complete and correct BIO 256 EXAM 1- all 179 answe...

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  • October 24, 2024
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  • 2024/2025
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  • bio 256 exam 1 all 179 answers

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BIO 256 EXAM 1- all 179 answers
complete and correct
BIO 256 EXAM 1- all 179 answers
complete and correct
Which of the following would not be a necessary life function? - ANSWER-decay

The purpose of negative feedback is - ANSWER-to prevent sudden and severe
changes within the body.

Any water not contained within the cells is said to be part of the body's ____
compartment. - ANSWER-extracellular

Why does your brain require a constant blood flow, even during stress, such as with
intense exercise? - ANSWER-to maintain consciousness

If you add a small amount of vinegar (a weak acid) to a buffer, the buffer's pH will -
ANSWER-stay the same

A molecule that is a mirror image of another, having a key functional group oriented in a
different direction, is called _____ of the other. - ANSWER-a stereoisomer

Which is the unit molecule of glycogen? - ANSWER-glucose

Mono saturated fatty acids have ______ double bond(s). - ANSWER-1

The overall molecular shape of a globular protein consisting of a single polypeptide
strand is known as its - ANSWER-teritiary structure

Contractile proteins of muscle consist mostly of - ANSWER-fibrous protein

Which is NOT a function of proteins? - ANSWER-provides genetic code

Which is made using the energy in good molecules and used to do work? - ANSWER-
ATP

If transport through a cell membrane requires the expenditure of energy, it is called -
ANSWER-active transport

Red blood cells placed in a hypertonic solution will - ANSWER-crenate

If you were to administer a drug that blocked the activity of the sodium/potassium pump,
what effect would you expect that to have on the cell's ability to absorb glucose (which

, BIO 256 EXAM 1- all 179 answers
complete and correct
is absorbed by sodium co-transport)? - ANSWER-decreased glucose transport into the
cell

When stress limits resources for organs, which organ receives top priority for receiving
blood? - ANSWER-brain

Which is an inorganic molecule? - ANSWER-O2

A solution resisting changes in H+ concentration and tending to maintain a stable pH is
called a _____ solution - ANSWER-buffer

The molecule central to all metabolism is - ANSWER-glucose

Which of the following proteins is composed of four polypeptide and has quaternary
structure - ANSWER-hemogoblin

Translation produces - ANSWER-protein

Transfer RNA anticodons pair complementary to the _______ of mRNA. - ANSWER-
codons

If you see polyribosomes when you observe a cell using an electron microscope, the
cell - ANSWER-is making a lot of a certain protein

Muscle growth in response to training causes cells to grow larger. This is an example of
- ANSWER-hypertrophy

The rate of an enzymatic reaction can be affected by all of the following except -
ANSWER-osmotic pressure

An atom or molecule has been oxidized when - ANSWER-it has lost some of its
electrons

When glucose is catabolized under ______ conditions, pyruvates will lose a carbon.
then the acetate made will cross the mitochondrial wall and enter the Krebs cycle. -
ANSWER-aerobic

Ion channels in a cell membrane permit the selective passage of - ANSWER-Na+ and
K+

A deficiency of protein in the blood caused by liver disease such as cirrhosis, where the
damaged liver is unable to produce adequate amounts of the protein albumin, leads to -
ANSWER-edema

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