Biochemistry (C785)

C785 Biochemistry Review Module 1 2020 – Western Governors University Biochemistry Review Module 1 DNA- 1. Located in nucleus 2. Double helix 3. Nucleic acid 4. Adenine/Guanine/Cytosine/Thymine 5. A-T/C-G pairing 6. Duplicates itself and passes on to generation to generation 7. Contains 46 chromosomes (23 pairs from mother and father) 8. Stores and transmits-chemicals and traits RNA- 1. Carries important info from DNA to the body (Transcription) 2. Used to make proteins (Translati...

C785 Biochemistry Module 3 Myoglobin and Hemoglobin Quiz 2020 – Western Governors University 25. What level of protein structure does hemoglobin have that is not found in myoglobin? 1. primary 2. secondary 3. tertiary 4. quaternary 10. Even though the amino acid sequence between subunits of hemoglobin and myoglobin are not exactly the same, there are other similarities between the two proteins. Which level of protein structure differs when comparing myoglobin to hemoglobin? 1. Primary 2. Secon...

C785 Biochemistry Module 5 Quiz 2020 – Western Governors University Which of the following vitamins does not travel through the bloodstream in the form of a lipid micelle? Select one: a. Vitamin C Correct! Vitamin C is a water soluble vitamin that is not solubilized in lipid micelles. b. Vitamin A c. Vitamin D d. Vitamin K Which lipid has a 4-ring structure? Select one: a. Sterol Correct! Sterols are lipids that contain four hydrocarbon rings. Cholesterol, cortisol, and testosterone are...

C785 Biochemistry Final Exam 2020 – Western Governors University Question 1: Which of the following enzymes is part of both the TCA cycle and the electron transport chain? Question 2: ATP is used to carry energy within the cell. The majority of energy in ATP is stored within which of the following bonds indicated on the image below? Question 3: In the case of a deficiency in phenylalanine hydroxylase which of the following amino acids will become essential? Question 12: In the electron tra...

C785 Biochemistry Module 4 Quiz 2020 – Western Governors University The polysaccharide cellulose is composed of sugar monomers linked through ______ linkages, with their CH2OH groups in _________ direction relative to the neighboring monomer. Select one: a. Beta; opposite Correct! Polysaccharides of nondigestible Carbohydrates (the "fiber" in our diets) are held together by bonds known as beta linkages between individual monosaccharides; their CH2OH groups are orientated in an opposite dir...

C785 Biochemistry Module 3 Quiz 2020 – Western Governors University Myoglobin and hemoglobin each have different numbers of subunits and this affects their respective oxygen storage and delivery capabilities. How many subunits do myoglobin and hemoglobin each have? Select one: a. Two, Three b. One, Two c. One, Four Correct! Myoglobin consist of one and hemoglobin consists of four subunits. The number of subunits affects their respective oxygen storage and delivery capabilities. d. Four, O...

C785 Biochemistry Module 2 Quiz 2020 – Western Governors University Primary structure consists of the order of ______ in a protein. These are held together with ______ bonds that are formed by a ______ reaction. Select one: a. Amino acids, peptide, dehydration b. Nucleotides, peptide, dehydration c. Amino acids, peptide, hydrolysis Incorrect. A part of the response is correct. Amino acids are bonded together to make proteins. The bonds holding these amino acids are referred to as peptide b...

C785 Biochemistry Module 1 Quiz 2020 – Western Governors University You are designing a piece of DNA for a project and must select the appropriate nitrogenous bases. Which combination of nitrogenous bases would you find most suitable for your work? Select one: a. Adenine, Guanine, Thymine, Cytosine Correct! These nitrogenous bases, in combination with deoxyribose sugar and phosphate, form the nucleotides that are bonded together to form a long polymer of DNA - the carrier of genetic informat...

C785 Biochemistry Module 3 Quiz 2020 – Western Governors University Myoglobin and hemoglobin each have different numbers of subunits and this affects their respective oxygen storage and delivery capabilities. How many subunits do myoglobin and hemoglobin each have? Select one: a. Two, Three b. One, Two c. One, Four Correct! Myoglobin consist of one and hemoglobin consists of four subunits. The number of subunits affects their respective oxygen storage and delivery capabilities. d. F...