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BIOL 2404 > Chapter 2 Self Test Questions > Flashcards

Chapter 2 Self Test Questions Flashcards

1
Q

All forms of energy exhibit what work capacities?

A

Potential and kinetic

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2
Q

Matter is found in the following states?

A
  1. Solid
  2. Liquid
    3.Gas
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3
Q

When matter is changed from one form to another what is not involved?

A

Energy

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4
Q

The modern model of atomic structure, involving regions around the nucleus in which a given electron or electron-pair is most likely to be found is called?

A

Orbital model

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5
Q

An element is made from?

A

Several types of atoms

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6
Q

An isotope is an atom that varies in the number of?

A

Neutrons

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7
Q

The sum of the protons and neutrons contained in the nucleus of an atom is known as its?

A

Atomic mass

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8
Q

The most common elements in the human body are

A
  1. Oxygen
  2. Carbon
  3. Hydrogen
  4. Nitrogen
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9
Q

What are examples of compounds?

A
  1. NaCL
  2. H2O
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10
Q

Which type of bond is formed when electrons are completely transferred from one atom to another?

A

Ionic bond

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11
Q

Which type of bond is an important intramolecular bond, which helps to bind different parts of the same molecule together into a special 3-dimensional shape?

A

Hydrogen bond

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12
Q

A ion becomes positive through the loss of an?

A

Electron

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13
Q

The conversion of sucrose to glucose and fructose is accomplished by which type of reaction?

A

Hydrolysis

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14
Q

1 PH has how many hydrogen ions?

A

333

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15
Q

Which functional group of substances increases the rates of chemical reactions by at least a million-fold, and is essential to virtually every biochemical reaction in the body?

A

Catalysts (enzymes)

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16
Q

Most of the reactions that take place for the body to repair damaged tissues are classified as ___ reaction.

A

Synthesis

17
Q

Which bases are found in RNA?

A

Adenine, uracil, guanine, and cytosine

18
Q

What is the difference between glucose, sucrose, and glycogen?

A

The number of saccharide molecules varies.

19
Q

The most abundant inorganic compound found in the human body is

A

Water

20
Q

Lower PH means the liquid is considered an?

A

Acid

21
Q

Higher PH a liquid is considered a?

A

Base

22
Q

The more acidic a solution the more ____ it contains.

A

Hydrogen ions (H+)

23
Q

A base solution contains which ion?

A

Hydroxyl ions (OH-)

24
Q

A base solution contains which ion?

A

Hydroxyl ions (OH-)

BIOL 2404 (18 decks)

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