Vocab Chapter 6 Lesson 1 Flashcards

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1
Q

Acid–Base Balance

A

The process of achieving, or the state of, equilibrium between acidic and alkaline molecules.

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2
Q

Cell Signaling

A

Process of communication between cells by biological messengers to govern cellular function.

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3
Q

Organic Molecules

A

Chemical structures containing only carbon, hydrogen, oxygen, and/or nitrogen.

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4
Q

Amino Acids

A

The organic building blocks of proteins containing both a carboxyl and an amino group.

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5
Q

Essential Amino Acid (EAA)

A

Amino acids that are necessary for bodily functions but cannot be synthesized by the body and, therefore, must be obtained in the diet.

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6
Q

Branched Chain Amino Acid

A

The three essential amino acids (leucine, isoleucine, and valine) which are abundant in skeletal muscle tissue and named for their branch-like structure.

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7
Q

Conditionally Essential Amino Acids

A

Amino acids that are not typically essential, but can become essential during times of extreme dietary insufficiency, illness, or trauma.

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8
Q

Nonessential Amino Acids

A

Amino acids that can be synthesized by the body and do not, under normal circumstances, need to be obtained in the diet.

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9
Q

Gluconeogenesis

A

A metabolic pathway that results in the generation of glucose from non-carbohydrate carbon substrates such as lactate, glycerol, and glucogenic amino acids.

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10
Q

Protein Synthesis

A

Process of joining amino acids with peptide bonds to form proteins.

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11
Q

Dehydration Synthesis

A

The joining of two large molecules by removing one hydrogen from one molecule and a hydroxyl group (OH) from another molecule and then binding the two larger molecules together on the newly freed bonds.

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12
Q

Peptide Bond

A

The bond between two amino acids, occurring between the carboxyl group of one and the amino group of the other.

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13
Q

Hydrolysis

A

Breakdown of one large molecule into two smaller molecules via the donation of one hydrogen and one hydroxyl group from water to the smaller molecules, respectively.

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14
Q

Dipeptide

A

A chain of two amino acids.

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15
Q

Tripeptide

A

A chain of three amino acids.

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16
Q

Oligopeptide

A

A chain of four to nine amino acids.

17
Q

Polypeptide

A

A chain of 10 or more amino acids.