Podcast
Questions and Answers
Which element is required for the activity of some enzymes, including some involved in protein synthesis?
Which element is required for the activity of some enzymes, including some involved in protein synthesis?
- Potassium (K+) (correct)
- Calcium (Ca+2)
- Iron (Fe+2 and Fe+3)
- Magnesium (Mg+2)
Which macronutrient contributes to the heat resistance of bacterial endospores?
Which macronutrient contributes to the heat resistance of bacterial endospores?
- Potassium (K+)
- Iron (Fe+2 and Fe+3)
- Calcium (Ca+2) (correct)
- Magnesium (Mg+2)
Which element serves as a cofactor for many enzymes, complexes with ATP, and stabilizes ribosomes and cell membranes?
Which element serves as a cofactor for many enzymes, complexes with ATP, and stabilizes ribosomes and cell membranes?
- Potassium (K+)
- Magnesium (Mg+2) (correct)
- Calcium (Ca+2)
- Iron (Fe+2 and Fe+3)
Which element plays a major role in cellular respiration, being a key component of cytochromes and a cofactor for enzymes and electron–carrying proteins?
Which element plays a major role in cellular respiration, being a key component of cytochromes and a cofactor for enzymes and electron–carrying proteins?
Which macronutrient is used to build carbohydrates, lipids, proteins, and nucleic acids?
Which macronutrient is used to build carbohydrates, lipids, proteins, and nucleic acids?
Which metal element is present at the active site of some enzymes RNA and DNA polymerase?
Which metal element is present at the active site of some enzymes RNA and DNA polymerase?
What is the primary function of Zinc (Zn) in microbes?
What is the primary function of Zinc (Zn) in microbes?
Which element is needed for the synthesis of amino acids, purines, pyrimidines, and enzyme cofactors?
Which element is needed for the synthesis of amino acids, purines, pyrimidines, and enzyme cofactors?
What type of M.O. use light as their energy source?
What type of M.O. use light as their energy source?
What is the final stage of aerobic respiration known as?
What is the final stage of aerobic respiration known as?
