Chemical Basis of Life Flashcards

1
Q

bio-

A

life (biochemistry)

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2
Q

di-

A

two (disaccaride)

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3
Q

glyc-

A

sweet (glycogen)

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4
Q

iso-

A

equal (isotope)

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5
Q

lip-

A

fat (lipids)

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6
Q

-lyt

A

dissolvable (electrolyte)

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7
Q

mono-

A

one (monosaccharide)

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8
Q

nucle-

A

kernel (nucleus)

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9
Q

poly-

A

many (polyunsaturated)

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10
Q

sacchar-

A

sugar (monosaccharide)

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11
Q

syn-

A

together (synthesis)

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12
Q

-valent

A

having power (covalent bond)

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13
Q

element

A

a fundamental substance that together composes matter

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14
Q

compounds

A

chemical combinations

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15
Q

bulk elements

A

elements that the body requires in large amounts

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16
Q

What are the main bulk elements?

A

carbon, hydrogen, oxygen, sulfur, and phosphourus

17
Q

trace elements

A

elements required in small amounts

18
Q

ultratrace elements

A

elements that are toxic in large amounts but may be vital in very small amounts

19
Q

atoms

A

the smallest complete units of the elements

20
Q

nucleus

A

the dense core of an atom that is composed of protons and neutrons

21
Q

electrons

A

a small negatively charged particle that encircles the nucleus of an atom, so small they have almost no weight at all

22
Q

proton

A

positively charged particle in an atomic nucleus

23
Q

neutron

A

electrically neutral subatomic particle,

24
Q

atomic number

A

the number of protons in the atoms of particular elements

25
Q

atomic weight

A

the number of protons plus the number of neutrons in each element’s atoms

26
Q

isotopes

A

atoms that have the same atomic number but different atomic weights