Eustace

Which level of protein structure is disrupted through the hydrolysis of peptide bonds? Quaternary Tertiary Primary Secondary Primary The primary structure of a protein is the sequence of amino acids held together by peptide bonds. Peptide bonds are formed by dehydration reactions and disrupted by hydrolysis. A mutation in the beta-hemoglobin gene, which results in the replacement of the amino acid glutamate in position 6 with the amino acid valine, leads to the development of sickle cell...

DNA replication is semiconservative, which allows each of the 2 strands to serve as a template for the new strands true Recall that the DNA polymerase must bind a double-stranded polymer before it can start making its own DNA polymer. What helps the DNA polymerase to overcome this problem in DNA replication? RNA primers

DNA (deoxyribonucleic acid) An organisms genetic material found in the nucleus of a cell Double stranded helical nucleic acid molecule consisting of nucleotide monomers with deoxyribose sugar and nitrogenous bases (A, C, G, T) capable of replicating Which nucleotides/bases are used in DNA? A - Adenine C - Cystine

Deedra's dad has Alzheimer's Disease (AD) which is caused by a change in protein structure True Alzheimer's disease is caused by aggregation of the Amyloid beta peptide and tangle formation by the tau protein. What kinds of amino acids are likely to drive the formation of these protein aggregates? hydrophobic After learning about Alzheimer's disease and one of the drugs used in its treatment, what other drug design strategies could you use to offer treatment for AD? 1. Drugs that break...

Hemophilia Pedigree - Father has hemophilia, mother does not. What is the outcome for their kids? His daughters would be carriers. This is x-link recessive. Autosomal: Dominant: Autosomal: males and females equally affected. Dominant: non-carrier parents

Hydrophilic Having an affinity for water. Hydrophobic substances that are not soluble in water. Hydrophobic substances include large, uncharged particles like fats and oils solvent A liquid substance capable of dissolving other substances Solute A substance that is dissolved in a solution.

What vitamin does not travel through the bloodstream in the form of a lipid micelle? Vitamin C Which lipid has a 4-ring structure? Sterol Which of the following situations is MOST likely to increase the rate of beta oxidation? fasting A patient who is on a no-fat diet is at particular risk of deficiency in: Vitamin A During starvation, triglycerides can help sup

Amino Group Consists of hydrogen and nitrogen atoms (NH3+) Carboxyl Group Consists of carbons and oxygens (COO-) R Group The variable group within an Amino Acid Amino Acid Backbone Consists of the Amino Group (NH3+) the Carboxyl Group (COO-) and

Bohr Effect chart (low pH) C- High CO2 H- High H+ A- Acidic R-Release of O2(rt. Shift) T- tense state (in tissues) Primary structure Sequence of amino acids that make up a protein Secondary Structure Sequence of amino acids fold. Tertiary Structure -more folding in a 3D shape

The sale of reclaimed CFC, HCFC, HFC, and HFO refrigerants is_______. Restricted to technicians who are EPA certified and refrigerant recovery A small Pliance is defined as a system that is Manufactured, fully charged, and hermetically sealed in a factory with a charge of 5 pounds or less

Males and Females are equally affected Autosomal The process of copying DNA in the lab. Polymerase Chain Reaction (PCR) Template DNA, Nucleotides (dNTPS), DNA Polymerase, and DNA Primers. What is needed for Polymerase Chain Reaction? Denaturing, Ann

1. The polymerase chain reaction is a tool used to study protein structure. True False False Feedback PCR is a tool used to amplify a specific segment of DNA. What color is the primer in the following diagram?

Hb (hemoglobin) binds to CO (carbon monoxide) with a higher affinity than oxygen and stabilizes the R (relaxed) state True When hemoglobin changes from the T to the R, it has a high affinity for oxygen True

Hydrogen bond Weak bond interaction Between two molecules amino group Consists of hydorgen and nitrogen atoms (-NH3+) macromolecules A giant molecule in a living organism formed by the joining of smaller molecules: a protein, carbohydrate, or nucleic acid. polymer a long molecule consisting of many similar or identical building blocks linked by

BioChem C785 - WGU - Module 3 - all questions with complete solutions

a vacum pump should be connected as far away from the pump as possible a high capacity vacuum pump and short, large diameter hoses will dramatically reduce emissions, pressure drop, and evacuation/dehydration time ozone contains three oxygen atoms one chlorine atom can destroy 100,000 ozone molecules

Where is the stratosphere? 10 to 30 miles Where is ozone located? stratosphere What does an ozone molecule consist of? 3 oxygen atoms The ozone layer protects us from... ultraviolet radiation

What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? November 14, 1994 1987- Montreal Protocol July 1 1992- Violation to vent CFCs or HCFCs Nov 15 1993- Recovery/Recycling equipment must be certified and labeled by EPA AND Before this date recovery equipment needed to be capable of removing 80% of the refrigerant, w or wo compressor, or 4 in Hg

What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? November 14, 1994 Section 608 of the Federal Clean Air Act requires technicians to what? Recover all refrigerants. The objective of the Clean Air Act is to protect what? The earth's stratosphere. HFC's HydroFlouroC

On low pressure chillers, moisture typically enters the refrigerant system through air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller ...