Exam 3
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | Adenylate cyclase
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| show | inositol 1, 4, 5-trisphosphate (IP¬3)
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| ___ binds to β-andrenergic receptors | show 🗑
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| show | GTP
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| show | acetyl CoA
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| In aerobic organisms ___ is the ultimate acceptor of electrons | show 🗑
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| show | ATP
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| show | Two
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| A potent allosteric activator of liver phosphofructokinase is ___ which is produced from fructose-6-phosphate by PFK2 | show 🗑
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| The ___ cycle refers to the metabolic reactions by which glucose is converted into lactate in skeletal muscle, and then lactate converted back into glucose in the liver | show 🗑
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| What two 3-carbon molecules are generated by the cleavage of fructose-1,6-bisphosphate? | show 🗑
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| show | Hydrolytic
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| show | FADH2
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| What metabolic type of reaction involves the addition of a functional group across a double bond or the removal of a functional group to form a double bond? | show 🗑
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| An example of an isomerization reaction would be | show 🗑
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| show | Allosteric control, feedback inhibition, covalent modification --- A,B, and C
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| show | Lactase
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| show | lactate and alanine
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| show | Six
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| Metabolic processes are regulated by | show 🗑
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| This calls of compounds has the molecular formula of (CH2O)n | show 🗑
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| These are stereoisomers that are mirror images of each other | show 🗑
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| show | Epimers
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| This is among the most abundant organic molecule in the biosphere | show 🗑
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| This is a test solution used to identify reducing and non-reducing sugars | show 🗑
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| The storage form of glucose in animals | show 🗑
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| The class of glycoproteins with predominantly N-acetylgalactosamine moieties | show 🗑
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| These are the enzymes that synthesize oligosaccharides | show 🗑
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| show | UDP
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| These proteins bind to specific carbohydrate structures | show 🗑
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| ___ is a stereoisomer that is not a mirror image | show 🗑
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| show | Furanose
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| show | Hemiacetal
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| _______________ is a galactose joined to a glucose by a β-1,4 glycosidic bond. | show 🗑
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| show | amylopectin
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| Maltose is composed of two molecules of glucose linked together by a ___ glycosidic bond | show 🗑
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| show | A and B - Aldehydes with two or more hydroxyl groups, ketones with two or more hydroxyl groups
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| The simplest carbohydrates are | show 🗑
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| show | hemiacetal
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| show | both pyranose and furanose ring forms
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| show | B and C - amylose and amylopectin
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| What is the additional metabolite that is required for the conversion of 3-phospoglycerate to 2-phospoglycerate? | show 🗑
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| show | Asparagine
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| show | Glycoforms
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| show | sialic acid
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| In C-type lectins, a _______________ acts as a bridge between the carbohydrate and the protein. | show 🗑
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| ________________ is a membrane lipid composed of sphingosine, fatty acid, and a simple sugar. | show 🗑
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| show | oo-3 fatty acids
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| In phosphoglycerides, the fatty acids are linked to the glycerol backbone by the ______________ linkages. | show 🗑
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| Ionized fatty acids readily form ______________ in aqueous solutions. | show 🗑
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| ___________________ are aqueous compartments enclosed by a lipid bilayer. | show 🗑
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| ___________________ membrane proteins are bound primarily by electrostatic and hydrogen bond interactions with the head groups of lipids. | show 🗑
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| show | palmitoyl
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| The rate of diffusion is such that a phospholipid molecule can travel from one end of a bacterium to the other in _______________ of time. | show 🗑
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| The temperature at which a phospholipid membrane transitions from a rigid to a fluid state is referred to as _______________. | show 🗑
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| In animals, ________________ is the key regulator of membrane fluidity. | show 🗑
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| show | A bilayer made of lipids with polyunsaturated 16 carbon-fatty acids
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| show | Which of the following statements is consistent with the structure of biological membranes?
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| How do the membranes of archaea differ from bacteria and eukaryotes? | show 🗑
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| show | van der Waals interactions and Electrostatic and hydrogen bonding between the polar heads and surrounding water - A and B
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| The degree of membrane fluidity depends on | show 🗑
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| show | Mitochondria
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| show | alpha helices of nonpolar amino acids that pass through the membrane.
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| show | palmitoyl groups attached via cys residues. glycolipid structures attached to the carboxy terminus. farnesyl groups attached via cys residues. A B and C
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| The low incidence of protein or lipid flip-flop in a membrane preserves | show 🗑
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| show | Cholesterol
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| show | threonine
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| ____________ is the membrane protein that catalyzes the conversion of ATP to cAMP. | show 🗑
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| The cytosolic side, or β subunit, of the insulin receptor is a ________________ kinase. | show 🗑
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| The ________ receptor is approximately 50% identical in amino acid sequence with the EGF receptor and has similar domain structure, but it does not bind any known ligand. | show 🗑
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| Important secondary messengers include cAMP, cGMP, calcium ion, _______________________, and diacylglycerol. | show 🗑
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| Input from several signaling pathways is called _____________________. | show 🗑
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| show | Epinephrine, Adrenaline
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| The binding of IP3 to the IP3 receptor results in the release of __________ from the endoplasmic reticulum | show 🗑
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| The catalytically active form of the insulin receptor is a result of phosphorylation of specific ____________ residues in the activation loop. | show 🗑
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| show | GTP
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| _____________ is the first stage of catabolism and involves the degradation of macromolecules in food into smaller units. | show 🗑
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| show | always positioned on the extracellular side of the membrane
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| show | van der Waals interactions and Electrostatic and hydrogen bonding between the polar heads and surrounding water (A and B)
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| The degree of membrane fluidity depends on | show 🗑
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| show | Mitochondria
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| The most common motif found in membrane spanning proteins is | show 🗑
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| Hydrophobic molecules can be covalently attached to proteins to increase membrane association. Type(s) of group(s) include | show 🗑
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| The low incidence of protein or lipid flip-flop in a membrane preserves | show 🗑
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| show | Cholesterol
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Created by:
AshCha
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