Biochem Intro quiz Flashcards

You may prefer our related Brainscape-certified flashcards:
0
Q

Solute

A

The part of a solution that dissolves (is in the smaller amount)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
1
Q

Mixture

A

2 or more substances that aren’t chemically combined

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Solvent

A

The part of a solution that does the dissolving

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Aqueous

A

Solution made with water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Dilute

A

So much solvent/watery, less solute

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Polar

A

A molecule where electrons are unequally shared resulting in charged ends.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Acid

A

A substance that releases H+ when dissolved in water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Base

A

A substance that releases OH- when dissolved in water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Hydrogen ion

A

A positive hydrogen atom

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Hydroxide ion

A

OH-

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

pH scale

A

Measures the concentration of hydrogen ions (H+)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Neutralization

A

A process when an acid and a base are mixed, resulting in water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Buffer

A

Substance that cause a solution to resist changes in pH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Organic compund

A

Carbon containing compund

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Valence

A

An atoms bonding ability (how many bonds it will form)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

HONC

A

Hydrogen (1) Oxygen (2) Nitrogen (3)

Carbon (4)

16
Q

Carboxyl group

A

Functional group- COOH

17
Q

Amino groups

A

Functional group-NH2

18
Q

Hydrophobic

A

Water-avoiding molecules “water-fearing”

19
Q

Monomer

A

A small compound that can be joined with other small compunds

20
Q

Polymer

A

A long chain of repeating smaller units (monomers)

21
Q

Dehydration reaction (synthesis)

A

Process where monomers bond to form a polymer and release water

22
Q

Hydrolysis

A

A process of breaking a polymer into monomers that require the input of water.

23
Q

Isomer

A

Compounds with the same formula but different structure

24
Q

Biomolecule

A

A molecule produced by a living organism,including macromolecules( proteins, lipids)

25
Q

Carbohydrates

A

Organic compound made up of sugar molecules.

Ratio: 1: carbon 2: hydrogen 1: oxygen

26
Q

Lipids

A

water-avoiding compounds, fat

27
Q

Protein

A

A polymer constructed from a set of just 20 kinds of monomers called amino acids

28
Q

Monosaccharides

A

Simple sugar

29
Q

Glucose

A

Sugar

30
Q

Fructose

A

Sugar (sweeter)

31
Q

Functional groups

A

A group of specific molecules that when attached to a organic compund provide new properties