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Anatomy Chapter Two Crossword
Down
:
1) electrolytes that release hydrogen ions
3) simple sugar, such as sucrose or fructose
5) particles constantly moving around the nucleus of an atom and that carry a negative charge
6) groups of symbols and numbers for expressing the composition of a compound
8) abreviation for the number of atoms of each element in a compound
9) the number of protons plus the number of neutrons in an atom
11) fundamental substance that makes up all matter; pure chemical substance with only one type of atom
14) together with glycerol; makes the building blocks of the fat molecule
16) substances that release ions in water
17) complex carbohydrate composed of many joined monosaccharides
18) carbohydrates with shorter carbon atom chains
19) atoms that have the same number of protoms as other atoms of an element but has a different number of neutrons
21) chemical reaction in which parts of two kinds of molecules trade positions
23) weak chemical bond between a hydrogen atom and nitrogen or oxygen atom, sharing with another nearby nitrogen or oxygen atom
24) the central portion of the atom
26) atoms of different elements bond and form molecules called__________
27) a chemical that changes the rate of a chemical reaction but is not consumed by the process
29) a molecule whose shape gives an uneven distribution of charges
33) complex structures that include 4 connected rings of carbon atoms (like cholesterol)
37) carbon-containing molecules
40) chemical substances that lack carbon and hydrogen
41) Anything that has weight and occupies space
42) together with fatty acids, makes the building blocks for fat molecules
43) electrically neutral particle in an atomic nucleus
47) the smallest complete units of elements
Across
:
2) the number of Protons in the atom of an element
4) two or more atoms bond to form this particle
7) the bonds within a reactant molecule break so that simpler molecules, atoms or ions form.
10) serve as structural materials, energy sources or hormones
12) molecules used primarily to store energy (stores even more than carbohydrate molecules)
13) substance composed of bonded nucleotides; RNA or DNA
15) chemical bond formed by atoms that share electrons
20) the product of the reaction can change back into the reactant that originally underwent the reaction
22) measures hydrogen ion concentration
25) chemicals that resist PH changes
28) lipid that contains two fatty acid molecules and a phosphate group combined with a glycerol molecule
30) positively charged in the atomic nucleus
31) chemically inactive atoms
32) atom or molecule with an electrical charge
34) neither acidic or alkaline
35) The branch of Science that considers the composition of matter and how this composition changes.
36) atoms with the same atomic number, but different atomic weights
38) a type of nucleic acid called ribonucleic acid that carries out protein synthesis
39) a type of nucleic acid that stores information in type of molecular code
44) "double sugars", complex carbohydrates like sucrose and lactose
45) building block of nucleic acid molecule, consisting of a sugar, a nitrogenous base , and a phosphate group
46) electolytes taht release ions that bond with hydrogen ions
48) the shape of a protein, which determines its function
49) chemical bond formed when oppositely charged ions attract; forms an "array instead of discreet molecules
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