Protein:speeds up chemical React w/out changing/depleting

A complete atom is electrically neutral because the number of

Negative electrons and positive protons are equal

organic molecules ____, wheras inorganic molecules ____.

COntain carbon; do not contain carbon

In the body, oxygen..

Releases energy from glucose during cellular respiration

Which of the following substances account for more than 95% of the human body?

Carbon, Hydrogen, Oxygen, Nitrogen

The parts of a protein that change when it denatures are

the secondary and tertiary structures

A simple carbohydrate..

has a molecular formula of C6 H12 O6

An atom that has 3 electrons in its second shell and a filled first shell will

lose 3 electrons from its second shell

the informational content of DNA and RNA is in the nitrogenous bases because

bases are several types and therefore can form a sequence

composed of building block called nucleotides

DNA and RNA differ in that

DNA,holds gentic info;RNA uses info to synthesize protein

saturated fats ____ than unsaturated fats.

have more single carbon-carbon bonds

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Anatomy and Physiology Chapter 2 Quiz

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Anatomy and physiology chapter 2 test, about chemistry being apart of anatomy #anatomyphysiology

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Questions 29

Answers

1
An enzyme is a ___.
protein that functions as a hormone
Protein:speeds up chemical React w/out changing/depleting
fiborous protein that is part of certain tissues in the body
all of the below
2
A triglyceride consists of...
1 amino group and 1 carboxyl group
3 amino acids
3 glucose molecules
1 glycerol and 3 fatty acids
3
A complete atom is electrically neutral because the number of
positively charged protons and neutral neutrons are equal
Negative electrons and positive protons are equal
electrons greater than number of protons & neutrons combined
None of the below
4
matter is composed of____
Elements
Chemicals
atoms
Molecules
5
organic molecules ____, wheras inorganic molecules ____.
do not contain carbon; do contain carbon
Contain carbon; do not dissolve in water
COntain carbon; do not contain carbon
are small; are very large
6
In the body, oxygen..
Releases energy from glucose during cellular respiration
Helps regulate body temperature
reacts with water to form carbonic acid
Exchanges with carbon dioxide
7
Which of the following substances account for more than 95% of the human body?
Carbon, Phosphorus, Oxygen, Hydrogen
Calcium, Carbon, Nitrogen, Hydrogen
Calcium, Hydrogen, oxygen, nitrogen
Carbon, Hydrogen, Oxygen, Nitrogen
8
Which of the following is not organic?
Oxygen
cholesterol
nucleic acids
Lipids
9
the unique, three dimensional structure of a protein molecule is determined largely by
Ionic bonds
Oxygen Bonds
Hydrogen bonds
Covalent Bonds
10
The parts of a protein that change when it denatures are
the amino acid and carboxyl groups exchange locations
the secondary and tertiary structures
primary and secondary structures
the tertiary and quarternary structures
11
A simple carbohydrate..
has only one nucleotide
is a building block of protein
Consists of several joined chains
has a molecular formula of C6 H12 O6
12
Who stole Jerell's iPod?
Jose
Kiara
Bruce
Mr. Becker
13
Bases reacting with acids form ____ and water
Salts
Buffers
lipids
proteins
14
An atom that has 3 electrons in its second shell and a filled first shell will
lose 3 electrons from its second shell
lose all electrons from first shell
gain 5 electrons in its second shell
gain 2 electrons in its second shell
15
the informational content of DNA and RNA is in the nitrogenous bases because
bases are also parts of amino acids
contain nitrogen
bases are several types and therefore can form a sequence
sugars and phosphates vary too much
16
Chemistry is important to the study of physiology because
all of the above
the body is always performing chemical reactions
chemistry is so much fun
we love chemistry
17
A solution that contains equal numbers of H+ and OH- ions is..
Acidic
Alkaline
Neutral
Basic
18
Nucleic acids are...
very small, simple molecules
sources of cellular energy
composed of building block called nucleotides
all of the below
19
a person has alkalosis if the blood pH
rises above 7.0
drops below 7.4
rises above 7.4
drops below 7
20
Table sugar breaking down into glucose and fructose is a ___ reaction.
exchange reaction
metabolic
hydroxlysis
decomposition
21
DNA..
helps synthesize nucleic acids
stores genetic information
provides cellular energy
is important in building carbohydrates
22
The type of Organic molecule that can replicate is a
protein
Nucleic acid
Salt
lipid
23
The four most abundant elements in the human body are..
Ca, C, O, and Na
Na, Mg, P, and K
N, H, Mg, and K
O, C, H, and N
24
Synthesis reactions are particularly important in the body for
digestion of food products
Growth of body parts
Release of energy
clearance of toxins
25
Which of the following is the abundant inorganic substance in cells?
bone
protein
Water
lipid
26
atoms of the isotopes of a particular element vary in the number of
electrons
nuclei
neutrons
protons
27
DNA and RNA differ in that
DNA is found in males, RNA is found in females
RNA is double stranded and DNA is single stranded
DNA,holds gentic info;RNA uses info to synthesize protein
RNA deoxyribose and DNA has ribose
28
saturated fats ____ than unsaturated fats.
have fewer hydrogen atoms bonded to carbon atoms
are heavier
taste better
have more single carbon-carbon bonds
29
In a Covalent bond
Atoms share pairs of electrons
all of the above
opppositely charged atoms attract
one atom shares and another atom gains electrons

Anatomy and Physiology Chapter 2 Quiz Flashcards | StudBud