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R's Chem 2 > Biochem > Flashcards

Biochem Flashcards

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1
Q

Ribose

A

Simple sugar (carbohydrate) that our bodies make

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2
Q

Deoxyribose

A

a sugar derived from ribose by replacing a hydroxyl group with hydrogen

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3
Q

Sugar Phosphate Backbone

A

forms the structural framework of nucleic acids, including DNA and RNA

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4
Q

Nitrogenous Bases

A

Four different types of nitrogenous bases are found in DNA: adenine (A), thymine (T), cytosine (C), and guanine (G). In RNA, the thymine is replaced by uracil (U).

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5
Q

Ribosome

A

the site of protein synthesis in the cell, consists of RNA

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6
Q

A-site

A

First binding site for tRNA

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7
Q

P-site

A

Second binding site for tRNA

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8
Q

tRNA

A

transfer RNA. plays a key roll in protein synthesis

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9
Q

mRNA

A

messenger RNA, tells your body how to make protein

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10
Q

rRNA

A

Translates the information in mRNA

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11
Q

Lipids

A

Composed of two compounds: Fatty acid and Glycerol which combine via dehydration synthesis

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12
Q

Carbohydrates

A

Sugars that contain a carbonyl: either ketone or aldehyde

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13
Q

D vs L

A

D on the right, L on the left.
Body can only metabolize D aldohexose

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14
Q

Chiral bonds

A

The carbon must be sp3 to be chiral. Mirror or reflected chains that are not the same, D or L

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15
Q

What are the properties of Ionic bonds

A

Form Crystalline solids
High melting and boiling points
Soluble in water
Conduct electricity

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16
Q

What are the properties of Covalent bonds?

A

Low melting and boiling point
Do not conduct electricity
Insoluble in water

17
Q

Properties of Metal bonds

A

Lustrous
Malleable
Ductile
Conduct electricity very well (free flowing electrons)

18
Q

Paramagnetic

A

Attracted to magnetic field
Has unpaired electrons
Ex: O2

19
Q

Diamagnetic

A

Repelled by magnetic field
Has all paired electrons
Ex: N2

20
Q
A

R's Chem 2 (5 decks)

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