|
Classify each of the following proteins according to its function. |
Part A insulin, a hormone needed for glucose utilization ___ Part B antibodies, proteins that disable foreign proteins ___ Part C casein, milk protein ___ Part D lipases that hydrolyze lipids ___ |
Part A. Insulin: Hormone
Part B. Antibodies: Protection
Part C. Casein: Storage
Part D. Lipases: Enzyme
Classify each of the following proteins according to its function. Part A insulin, a hormone needed...
orkshop 6 Amino Acids and Proteins Self-Test 1. Classify the followine proteins based on their function as enzyme, hormone, contractile, or protection ns based on their function as structural, transport, storage, a. hemoglobin b. collagen c. casein d. myosin e. keratin f. Q-amylase g. immunoglobulins h. glucagon i actin j. trypsin k. insulin 2. Classify the following amino acids as essential or non-essential amino acids. h. I 198
Problem 16.1 Part A Classily each of the following proteins according to its unction hemoglobin, oxygen carrier in the blood Submit My Answers Give Up Part B collagen, a major component of tendons and cartilage Submit My Answers Give Up Part C keratin, a protein found in hair Submit My Answers Give Up Part D amylase, an enzyme that hydrolyzes starch Submit My Answers Gtre. Up
35. Insulin is a peptide (protein) hormone secreted by B-cells located in the pancreas. To be protein) hormone used to regulate the level of glucose in the bloodstream. It is produced and performed. cated in the pancreas. To better understand how insulin is secreted, the following experiments were a. The mature me mature mRNA for insulin encodes a protein that is 110 amino acids in length. If the genes t is 110 amino acids in length. If the gene is...
29) Insulin is a water-soluble hormone transported in the blood. Which describes a likely way in which it exerts its actions? A) crosses the membrane of cells and binds to transcription factors B) crosses the membranes of cells and bind to DNA C) binds to G-protein coupled receptor proteins in the plasma membrane and generates second messengers. D) binds to G-protein coupled receptors which bind to DNA E) binds to the plasma membrane and is endocytosed into the cell to...
35. Insulin is a polypeptide hormone that contains two short polypeptide chains linked by two interstrand disulfide bonds. In order to sequence the polypeptide chains, the most logical order of events to perform would be: I: Reduce the peptides with mercaptoethanol. II: Sequence the peptides using Edman degradation. III: Separate the peptides by gel filtration. IV: Alkylate the peptides with iodoacetate a) I, IV, III, I 36. Which ONE of the following statements regarding chaperonin is INCORRECT? The majority of...
PLEASE ANSWER ALL THE QUESTIONS IN EACH PART Suppose the following proteins are mutated with the described molecular effects. Please predict the cellular location where the stated cargo proteins would accumulate, and provide a brief explanation. A. importin is mutated so it is permanently bound to Ran-GDP Cargo: Protein with NLS sequence (i) Cargo protein location with mutant Importin - (ii) Explanation B. Exportin is mutated so it is permanently bound to Ran-GDP Cargo: Protein with NES sequence (i) Cargo...
1) Which of the following would increase hormone concentration in the blood? a. An increase in hormone excretion b. An increase in hormone excretion c. An increase in hormone excretion d. An increase in plasma volume 2) One of the primary functions of cortisol during exercise is to a. stimulate protein synthesis b. regulate plasma glucose c. mobilize free fatty acids d. B and C e. All of the above 3) Which of the following ranges represents a normal fasting...
16) Macrophages, natural killer cells, and defensive proteins are internal defenses that are part of our innate defense system. A) True B) False 17) Chemical substances secreted by cells into the extracellular fluids that travel through the blood and regulate the metabolic function of other cells in the body are called A) enzymes B) antibodies C) proteins D) hormones 18) Which anterior pituitary hormone does NOT target another endocrine gland? A) adrenocorticotropic hormone (ACTH) B) growth hormone C) follicle-stimulating hormone...
Which of the following organelles is correctly paired with its function? a. smooth endoplasmic reticulum; metabolism of lipids b. lysosome; protein synthesis c. golgi apparatus; produce energy for the cell d. mitochondrion; packaging proteins and lipids
Classify each protein example according to its highest level of protein structure. When performing site-directed mutagenesis to test predictions about which residues are essential for protein function, wh amino acid substitution would disrupt protein structure the most.