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Which of the following is the primary role of glutaminase in the liver? a. To transaminate pyruvate to alanine b. To convert glutamate to alpha ketogluterase c. To generate carbamoyl phosphate d. To f
Which of the following drugs produces hypothermia (a reduction in body temperature)? A) morphine B) nicotine C) marijuana D) alcohol E) cocaine
The testes and ovaries are A) zygotes. B) gonads. C) sex chromosomes. D) ova. E) progestins.
Question: __________ (CCK) was one of the first satiety peptides to be studied.
Question 1: Describe the possible fates of glucose in the body. Question 2: The color patterning in tortoise shell cats results from the creating of Barr bodies as a method of dosage compensation. A
Question 1: What are mutations? Question 2: What types of mutations exist? Question 3: What is a rate of mutation and why is it important to know?
Which of the following is NOT involved in cell signalling? A) phospholipids B) calcium ions C) sugar phosphates D) magnesium ions E) cyclic nucleotides
DNA is made up of : a) Nitrogenous Base b) Phosphate Backbone c) Ribose Sugar d) Amino Acids e) Charged methylated ions
A monoglyceride has an 18-carbon fatty acid attached to it by Ester bonds. Question 1: Degrade the glycerol component in the presence of O2 and degrade the the fatty acid in presence of O2 Question 2:
A maize plant is homozygous for an allele Cm, caused by the insertion of a Ds element into the coding region of a gene (C) that encodes an enzyme necessary for the synthesis of anthocyanin in maize
Write an balanced chemical equation of formation of ammonia,with neat explanation of catalysts and temperature..explain clearly.
Question 1: What is meant by survivorship? Question 2: How do the terms parity and fecundity relate to survivorship?
Question 1: What does the hardy-weinberg law describe? Question 2: Describe what darwin theorized? Question 3: What are the requirements of natural selection?
Question 1: Describe the forces that caused the variety of finches in the galapagos islands? Question 2: Give an example of artificial selection? Question 3: Give an example of allopatric speciation?
Briefly describe the principles and give an example of the use of a specific test using immunoelectrophoresis, Western blot, complement fixation, fluorescent testing (direct and indirect), and immun
The maintenance of homeostasis is of major importance to all organ systems in the body and the overall survival of the individual. Explain how homeostasis is the maintenance of a dynamic range of en
Question 1: Describe the general structure of arthropods, and discuss the advantages and disadvantages for an exoskeleton.
Question 1: What are the different roles of the A-site and P-site on the ribosome? Question 2: Describe broadly the many ways in which the formation of mRNA and its preparation for translation in pr
Question 1: What is a codon? Question 2: What is a stop codon? Question 3: What is meant by a degenerate code?
Question 1: Define the difference between replication, transcription and translation. Question 2: Describe methods by which gene transcription is terminated in E. coli.
Question 1: What is the molarity of a 1.5% NaCl solution? Question 2: Suppose 500 ml of urine is diluted with 1250 ml of water. What is the dilution factor?
What is the function of amylase? What does amylase do to starch? Amylase is a digestive enzyme that acts on starch in food, it brakes down the starch into smaller carbohydrate molecules.
Fructose-1,6-bisphosphate aldolase catalyzes a reversable aldol condensation reaction during glycolysis to make D-glyceraldehyde-3-phosphate and dihydroxyacetone phosphate from fructose-1,6-bisphos
What would be the products of the reaction, if aldolase used glucose-6-phosphate instead of fructose-1,6-bisphosphate?
Question 1: Explain the relationship between a spinal cord injury at a specific vertebra, and the related amount of body paralysis?