Biology question and answers for December 25, 2023
- Q Many oxygen containing organic compounds are called by common names. Draw thestructures of the following.1. Acetic acid (ethanoic acid)2. Glycerol (1,2,3-propanetriol)3. Formaldehyde (methanal)4. Acetone or dimethyl ketone (propanone)5. Isopropyl alcohol...
- Q 26. The pediatric IV bags of glucose also often contain 0.9% NaCl because if the glucose getstaken up by the cells, then the IV fluid added essentially becomes hypotonic water....
- Q Marshmallows andother simple sugars willignite easily becausethey have a lowA. tolerance for interactionB. potential energyC. activation energyD. spontaneous
- Q Reception of a signal by a cell is dependent onthe type of protein present in thecell's [?].A. intronsequenceBphospho-lipidbilayerCnucleus
- Q Arguably the mostimportantmacromolecule is _,which is configuredwith unique structuraland functionalproperties.A. carbohydrateB. lipidC. glucoseD. protein
- Q Theelectronegativeatom that gives waterits unique propertiesA. h.B. Hydrogen.C. oxygen.D. Ox.is
- Q 2. We thought this was not going to end well, but to our surprise, the Good Samaritan raninto the road and grabbed our little puppy, Eli, before the semi truck...
- Q C, H, O, N and P arefound inA. 96% of DNA molecules.B. 96% of all living matter.C. the primordial soup.D. abiotic matter only.
- Q A(n) inhibitor slows the reaction rate because the products are blocking the active site from the substrate. A. competitiveB. non-competitiveC. allostericD. retroactive
- Q The difference betweena primary andsecondary structure ofan enzyme isA. a beta helixB. peptide bondingC. 3-D shapeD. folding
- Q The two main "shuttle buses" of cellular respiration are [?] and [ ].PyruvateAcetyl COANAD+
- Q My granola bar has 4g of Fat, 18g of Carbohydrates, and 2g of Protein. Using the previous question for your calculations, how many Calories are in my granola bar
- Q Which ONE of the following is the most important factor when it comes to producing fatty acid tails?The presence and inhibition by palmitoyl CoA.The availability of Coenzyme A.The export of...
- Q The normal induction dosage that my wife gives for the drug Propofol is 1.8 mg/kg. How much propofol should she give her 90kg patient to make them go to sleep?...
- Q Which of the following is NOT a step of the cell cycle?A. growthC. translationB. divisionD. replication
- Q The first step of glycolysis consumes energy. Two high energy ATP molecules phosphorylate glucose. How do ATP molecules store energy?a) High energy bonds between phosphate groupsb) Conjugated double bonds store...
- Q So in summary, glycolysis breaks down glucose into 2 pyruvate molecules. How many carbon atoms does one molecule of pyruvate contain?a) 3 carbon atomsb) 6 carbon atomsc) 4 carbon atomsd)...
- Q You are a researcher investigating the role of the abc gene in tumor formation. You suspect that the abc is expressed in lung cells based on previous research, but the...
- Q 1. Environmental scientists have become concerned that Maryland's precipitation is too far from neutral to be safe for healthy aquatic ecosystems. What property of water would they test? *pH of...
- Q If substance A has a specific heat of 50 cal/g C and substance B has a specific heat 10 cal/g C, which of these substances would heat up fastest?
- Q What is the purpose of this section of text?A. To contrast how different people used sugarB. To explain sugar cane's ceremonial purposeC. To compare sugar cane use to honey useD....
- Q A zebra mussel is discovered in a lake in Pennsylvania for the first time. Why would this make an ecologist worried?A. Zebra mussels are an invasive species that can completely...
- Q The incidence of coronary heart disease is most strongly influenced by theA) Amount of cholesterol consumed.B) Type of fat consumed.C) Amount of fat consumed.D) Type of cholesterol consumed.
- Q The amino acid serine has two ionizable groups: (1) a carboxylic acid group with a pK, of 2.21 and, (2) an amino group with a pK of 9.15. What is...
- Q Use the following sequence:tgagggctatcctagcgatgcaggttggaga. What does the mRNA strand look like?b. What amino acids does the mRNA strand produce?
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