Master the Basics of Amino Acids

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Which of the following best describes the properties of amino acids at pH = 7?

Amino acids have a net negative charge at pH = 7.

Amino acids have both a positive and negative charge at pH = 7.

Amino acids have no net charge at pH = 7. (correct)

Amino acids have a net positive charge at pH = 7.

What is the source of nitrogen for amino acids in plants?

Nitrogen is obtained from the soil.

Nitrogen is obtained from animals.

Nitrogen is obtained from the atmosphere. (correct)

Nitrogen is obtained from other plants.

Which of the following is true about the nitrogen cycle?

Nitrates and ammonium ions are converted into N2 gas.

Animals convert nitrogen into usable organic forms.

Bacteria in roots of legumes convert nitrogen into amino acids. (correct)

Plants convert nitrogen into usable organic forms.

What is the term for amino acids that cannot be synthesized by the body and must be obtained from the diet?

Essential amino acids Signup and view all the answers

Which of the following are examples of essential amino acids?

Leucine and valine Signup and view all the answers

What is the term for amino acids that have a branched side chain?

Branch chain amino acids Signup and view all the answers

Which of the following best describes the general properties of amino acids at pH = 7?

Amino acids have no net charge at pH = 7. Signup and view all the answers

What happens to the nitrogen in amino acids after animals ingest plants?

The nitrogen is released back into the soil and atmosphere. Signup and view all the answers

What is the term for amino acids that can be synthesized by the body?

Non-essential amino acids Signup and view all the answers

What is the primary function of amino acids in animals?

Structural component of cells Signup and view all the answers

Which one of these amino acids is considered a branched chain amino acid (BCAA)?

Valine Signup and view all the answers

Which one of these amino acids is not considered an essential amino acid (EAA)?

Arginine Signup and view all the answers

Which one of these amino acids is not usually considered a complete protein?

Corn Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in wheat?

Lysine Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in corn?

Lysine Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in beans?

Methionine Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in soy?

Methionine Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in quinoa?

Phenylalanine Signup and view all the answers

Which one of these amino acids is considered an essential amino acid (EAA) in infants but not in adults?

Histidine Signup and view all the answers

Which one of these is not a product that can be made from the release of nitrogen (N) during catabolism of amino acids?

Glucose Signup and view all the answers

Which of the following best describes the properties of amino acids at pH = 7?

Amino acids have no net charge across N- and C-terminals. Signup and view all the answers

What is the term for amino acids that have a branched side chain?

Branched chain amino acids (BCAA) Signup and view all the answers

What is the term for amino acids that can be synthesized by the body?

Non-essential amino acids Signup and view all the answers

What is the term for amino acids that cannot be synthesized by the body and must be obtained from the diet?

Essential amino acids Signup and view all the answers

What is the primary function of amino acids in animals?

Protein synthesis Signup and view all the answers

Which one of these amino acids is considered an essential amino acid (EAA) in infants but not in adults?

Lysine Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in corn?

Lysine Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in beans?

Lysine Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in wheat?

Lysine Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in quinoa?

Lysine Signup and view all the answers

Which one of these amino acids is considered an essential amino acid (EAA) in infants but not in adults?

Histidine Signup and view all the answers

What is the term for amino acids that cannot be synthesized by the body and must be obtained from the diet?

Essential amino acids Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in beans?

Lysine Signup and view all the answers

What is the primary function of amino acids in animals?

Building proteins Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in corn?

Lysine Signup and view all the answers

What is the source of nitrogen for amino acids in plants?

Atmospheric nitrogen Signup and view all the answers

Which one of these is not a product that can be made from the release of nitrogen (N) during catabolism of amino acids?

Heme Signup and view all the answers

Which of the following are examples of essential amino acids?

Lysine, Methionine, Phenylalanine Signup and view all the answers

Which one of these amino acids is considered a limiting amino acid in soy?

Methionine Signup and view all the answers

Which one of these amino acids is considered a branched chain amino acid (BCAA)?

Isoleucine Signup and view all the answers

Master the Basics of Amino Acids

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Questions and Answers

Which of the following best describes the properties of amino acids at pH = 7?

What is the source of nitrogen for amino acids in plants?

Which of the following is true about the nitrogen cycle?

What is the term for amino acids that cannot be synthesized by the body and must be obtained from the diet?

Which of the following are examples of essential amino acids?

What is the term for amino acids that have a branched side chain?

Which of the following best describes the general properties of amino acids at pH = 7?

What happens to the nitrogen in amino acids after animals ingest plants?

What is the term for amino acids that can be synthesized by the body?

What is the primary function of amino acids in animals?

Which one of these amino acids is considered a branched chain amino acid (BCAA)?

Which one of these amino acids is not considered an essential amino acid (EAA)?

Which one of these amino acids is not usually considered a complete protein?

Which one of these amino acids is considered a limiting amino acid in wheat?

Which one of these amino acids is considered a limiting amino acid in corn?

Which one of these amino acids is considered a limiting amino acid in beans?

Which one of these amino acids is considered a limiting amino acid in soy?

Which one of these amino acids is considered a limiting amino acid in quinoa?

Which one of these amino acids is considered an essential amino acid (EAA) in infants but not in adults?

Which one of these is not a product that can be made from the release of nitrogen (N) during catabolism of amino acids?

Which of the following best describes the properties of amino acids at pH = 7?

What is the term for amino acids that have a branched side chain?

What is the term for amino acids that can be synthesized by the body?

What is the term for amino acids that cannot be synthesized by the body and must be obtained from the diet?

What is the primary function of amino acids in animals?

Which one of these amino acids is considered an essential amino acid (EAA) in infants but not in adults?

Which one of these amino acids is considered a limiting amino acid in corn?

Which one of these amino acids is considered a limiting amino acid in beans?

Which one of these amino acids is considered a limiting amino acid in wheat?

Which one of these amino acids is considered a limiting amino acid in quinoa?

Which one of these amino acids is considered an essential amino acid (EAA) in infants but not in adults?

What is the term for amino acids that cannot be synthesized by the body and must be obtained from the diet?

Which one of these amino acids is considered a limiting amino acid in beans?

What is the primary function of amino acids in animals?

Which one of these amino acids is considered a limiting amino acid in corn?

What is the source of nitrogen for amino acids in plants?

Which one of these is not a product that can be made from the release of nitrogen (N) during catabolism of amino acids?

Which of the following are examples of essential amino acids?

Which one of these amino acids is considered a limiting amino acid in soy?

Which one of these amino acids is considered a branched chain amino acid (BCAA)?

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