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| Develops when a positively charged ion and a negatively charged ion collide and are held together by the mutual attraction of their opposite charges? |
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| Is the mutual attraction between two atoms that share a pair of electrons |
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| A third type of chemical bond is the ______ ___ in which two POLAR MOLECULES are held together by their opposite charges. A polar molecule is electrically neutral as a whole, because of equal numbers of electrons and protons but is a asymmetric with regard to the way its electrons are distributed around the nuclei: the electrons end most of their time on one side of the molecule |
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| water, oven cleaner, acid |
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| hp scale nuetral? highest? lowest? |
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| A _______ is a substance that counteracts changes in pH |
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| Certain materials, called_________ latch onto reactants and hold them in positions that make it easier for the bonds to break. The ________ is not changed by the reactions and can be used again and gain. In living system the _____ are usually PROTEINS & ENZYMES |
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| building blocks for polymers |
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| All polymers are built by the same chemical reactions; called ________ _________, in which monomers are joined by covalent bonds |
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| Is the main component of plant structures providing rigidity to leaves, stems, and roots |
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| Forms when COVALENT BONDS develop between hydroxyl groups on adjacent monosaccharides? |
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| An _ ____ is a small organic molecule bonded to a larger one |
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| A _______ is a lipid formed of four carbon rings |
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| A _______ is formed of one or more polypeptides |
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| The R group gives each amino acid its particular identity. Only the _ _____ ___ |
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| Thus in a hypothetical protein made of three amino acids there are _____ _____ for the first bead, twenty choices for the second bead and twenty for the third bead |
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| deoxyribonucleic acid? and ribonucleic acid? |
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| The basis are held together by? |
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RNA is a ____, the phosphate is the same and the basis are the same except
the uracil replaces _____? |
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| DNA making a copy of itself? |
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| A bacterium may have tiny hoops of DNA, called ____, that can travel from one bacterium to another |
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| The ______ _________ concsists of TWO MEMBRANES which lie next to each other and is pierced with many pores |
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| The _________ _______ provides surfaces for synthesizing macromolecules and canals for TRASNPORTing the newly synthesized macromolecules to other regions of the cell |
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| Smooth endoplasmic retiuclum |
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| does build proteins, SYNTHESIZING lipids |
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| The function of a __________ is to build ribosomes |
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| rough endoplasmic reticulum |
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| Most enzymes synthesized on the ____ ________ _______ are modified by the Golgi appartus before entry into their organelles |
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| Does one of two things HOLDS biochemical pathways of photosyntehsis or STORES macromolecules |
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| Sorry guys but i need to study just look in the book for the rest |
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| is likes 8:20 and i don't have much memorized |
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