Test Answers on Biochemistry Flashcards

Biochemistry- Protein Structure

Proteins – linear polymers of amino acids – peptide bond formation enables protein formation Size of a protein 50 to >30 000 amino acids Protein Formation: 1. Condensation reaction 2. Covalent bond (shares electrons) 3. No rotation around the bond 4. Atoms are co-planar 5. Restricts the possible folding patterns of the chain Polypeptides – […]

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Biochemistry of Cells Test

What is the most abundant organic compound on Earth? Cellulose Besides water, what other substance makes up most of the cell? Carbon-based molecules (a.k.a Hydrocarbons) Carbon has how many outer electrons? Four Because carbon has four outer electrons, it can form ___________ bonds by sharing these electrons. covalent Carbon and hydrogen make up compounds called […]

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Pre-Ap Biology Unit 2: Biochemistry

What is a polar molecule? A polar molecule is a molecule with both a positive and negative charge Adhesion Water molecules stick to other substances Cohesion Water molecules stick to each other Surface tension Property allowing liquid to resist external Force Universal solvent Water is capable of dissolving more substances than any other liquid Density […]

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TONICITY – BIOCHEMISTRY

Osmosis – movement of water molecules from an area where there is more H2O -> less water through a selectively permeable membrane Isotonic Solution – same amount of solute as that found inside the cell – water moves in and out at equal rate Animal Cell Isotonic – no change in cell Plant Cell Isotonic […]

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Chapter 3 Section 2: Biochemistry-Review

Compare the structure of monosaccharides, disaccharides, and polysaccharides. A monosaccharide is a monomer of carbohydrates. 2 monosaccharides can combine to form a double sugar, or a disaccharide. A polysaccharide is a complex molecule composed of 3 or more monosaccharides. How are proteins constructed from amino acids? Amino acids link together to to form proteins. How […]

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Biochemistry Test

bio macromolecules and their building blocks … what is the biomacromolecule of alcohol? –O H- CARBS AND STERAL LIPIDS WHAT IS THE MACRO MOLECULE OF AMINOS? NH2 PROTEINS WHAT IS THE MACRO OF CARBOXYL? -C -OH ALSO PROTEINS WHAT IS THE MACRO OF CARBONYL? -C- CARBOHYDRATE PHOSPHATE HO-P-OH NUCLEIC ACID PHOSPHOLIPID WHAT DO THE FUNCTIONAL […]

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Biochemistry Definitions

Alanine 3 Letter: Ala 1 Letter: A Arginine 3: Arg 1: R Asparagine 3: Asn 1: N Aspartic acid 3: Asp 1: D Cysteine 3: Cys 1: C Glutamine 3: Gln 1: Q Glutamic acid 3: Glu 1: E Glycine 3: Gly 1: G Histidine 3: His 1: H Isoleucine 3: Ile 1: I Leucine […]

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SBI4U: Biochemistry

isotonic when the concentrations of ECF (extracellular fluid) are the same as the ICF (intracellular fluid) hypotonic there is more water than solute in the environment hypertonic there is more solute than water in the environment ATP adenosine triphosphate carbohydrates, lipids, proteins, and nucleic acids 4 compounds of life required by our cells in order […]

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Biochemistry (Kahoot)

the monomers of a polypeptide chain amino acid the basic unit of starch glucose the basic unit of RNA nucleotide the basic unit of cellulose glucose the basic unit of DNA nucleotide the basic unit of glycogen glucose energy source glucose the basic unit of proteins amino acid structural fiber in plant cell walls cellulose […]

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Biology Unit 1- Biochemistry

What is biology The study of living things What is a monosaccaride One sugar What is the function of carbs Store and release energy Provide the least amount of energy but the easiest to break down What 3 groups are carbs classified into? Monosaccharides-one sugar(glucose, galactose, fructose Disaccharide- Simple sugars(2 sugars- Table sugar, Maltose, Lactose […]

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Biochemistry Terms

Adhesion intermolecular attraction between unlike molecules Carbohydrate A macromolecule that contains atoms of carbon, hydrogen, and oxygen in 1:2:1 ratio and serves as a major source of energy for living things Catalyst A substance that enables a chemical reaction to proceed at a faster rate by lowering activation energy Cohesion The intermolecular attraction between like […]

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Biochemistry Carbohydrates

Ketose What is a carbohydrate with a ketone functional group? ex. D-Fructose Aldose What is an carbohydrate with an aldehyde functional group? ex. D-Mannose, D-Galactose, and D-Glucose are all Aldohexose. Aldose/Ketose What are the two major classifications of monosaccharides? Pyranose Cyclic Monosacchrides with 6 member heterocyclic ring? Furanose Cyclic Monosacchride with 5 member ring Beta […]

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C785 Biochemistry preassessment

Assuming 100% reaction efficiency, how many DNA copies are created after the completion of four complete PCR cycles? 16 What is the function of DNA polymerase in the process of PCR? It recognizes the primers and uses the available dNTPs to replicate the template DNA sequence. What are possible blood types of the parents of […]

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WGU Biochemistry

DNA is a type of _____________ nucleic acid __________ are found in virtually all cells Nucleic acids What is the function of nucleic acids? To encode heritable information and pass it on from generation to generation What three things make up nucleotides? Phosphate, pentose sugar, and pyrimidine or purine base What are the four bases […]

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Biochemistry-Organic Molecules

Activation Energy Energy needed to get a reaction started Active site Location on the enzyme where the substrate will bind Atoms The smallest unit of matter that has the characteristics of an element- with three parts: protons, neutrons, electrons Biological Macromolecules A group of large molecules that interact with biological systems and their environments, include […]

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Biochemistry- Protein Purification

Why Purify Proteins? 1. For medical use 2. To study structure and function 3. For use as a reagent in the lab Purification Process – proteins are present in cells or secretions and are therefore complex mixtures; plus other DNA, lipid, small molecules, etc. (need to remove unwanted material- “contaminants”) Proteins differ in many properties: […]

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Biology 12 – Biochemistry

Acid Substances which release H+ ions in solution Adenine Purine base found in DNA and RNA which pairs with thymine and uracil respectively Adipose Fat tissue ADP (Adenosine diphosphate) Nucleotide made of adenine, a ribose sugar and 2 phosphates which holds less energy than ATP Alpha Helix Spiralled secondary protein structure Amino Group Part of […]

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Electron Transport Chain – Biochemistry

What is the electron acceptor in the ETC? Oxygen What is the electron donor in the ETC? FADH2 and NADH2 Where does the ETC occur in the cell? On the inner membrane of the mitochondria (the cristae) True or false, the TCA cycle and the ETC are both oxidative phosphorylation. False, just the ETC. Why […]

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Biochemistry Vocab Quiz #1

Atom the smallest component of an element having the chemical properties of the element Molecule the simplest structural unit of an element or compound Element any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter Ion […]

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Chapter 8 Biochemistry

The compound that consists of ribose linked by an N-glycosidic bond to N-9 of adenine is: A) a deoxyribonucleoside. B) a purine nucleotide. C) a pyrimidine nucleotide. D) adenosine monophosphate. E) adenosine. E) adenosine. A major component of RNA but not of DNA is: A) adenine. B) cytosine. C) guanine. D) thymine. E) uracil. E) […]

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Biochemistry Crossword Puzzle

Basic A solution that has less hydrogen ions than pure water Cellulose A fibrous carbohydrate found in the cell wall of plants Solvent The substance in a solution that does the dissolving of another substance Substrate A molecule that is a reactant in an enzymatic reaction Solute The substance that gets dissolved in a solution […]

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