Biochemistry

Question 0

Nucleus

Answer 0

Strong forces by protons and neutrons together in the center of an atom

Question 1

Atom

Answer 1

Basic unit of matter

Question 2

Protons

Answer 2

Positive, in nucleus

Question 3

Neutrons

Answer 3

Neutral in nucleus

Question 4

Electrons

Answer 4

Negative surrounding nucleus

Question 5

Wire at homes neutral despite having charged particles

Answer 5

There are equal number of protons and electrons

Question 6

Element

Answer 6

A pure substance that consists entirely of one type of atom

Question 7

What does an element atomic number represent

Answer 7

The number of protons in and Atom of an element

Question 8

Isotopes

Answer 8

Atoms of the same element that differ in the number of neutrons

Question 9

Chemical compound

Answer 9

A substance formed by the chemical combination of two or more elements in definite proportions

Question 10

Chemical bonds

Answer 10

Hold the atoms and compounds together

Question 11

Covalent bond

Answer 11

Electrons are shared between Atoms

Question 12

Ionic bond

Answer 12

One or more out electrons are transferred from one atom to another

Question 13

Ion

Answer 13

Positively and negatively charged atoms

Question 14

Molecule

Answer 14

Structure that results when Atoms are doing together by covalent bonds

Question 15

Why is a water molecule polar

Answer 15

There is an uneven distribution of electrons between the oxygen and hydrogen Atoms

Question 16

Cohesive

Answer 16

An attraction between molecules of the same substance

Question 17

Adhesive

Answer 17

The attraction between molecules of a different substance

Question 18

Capillary action

Answer 18

The rise of water and narrow tube against the force of gravity

Question 19

Mixture

Answer 19

Material composed of two or more elements or compounds that are physically mixed together

Question 20

Solution

Answer 20

Evenly distributed throughout

Question 21

What is the greatest solvent in the world

Answer 21

Water

Question 22

Solute

Answer 22

What is dissolved in the solution

Question 23

PH

Answer 23

The concentration of H plus ions in a solution

Question 24

Acids, bases on the pH scale

Answer 24

Acids 0 to 6.9, bases 7.1-14

Question 25

Characteristics of acids

Answer 25

Sour, forms H plus ions, strong range from 1 to 3

Question 26

Characteristics of bases

Answer 26

Deuces hydroxide alkaline strong range from 11 to 14

Question 27

Buffers

Answer 27

Read acids or bases that react with strong acids or bases to prevent sharp sudden change in pH

Question 28

What makes the compound organic

Answer 28

Compounds contain carbon

Question 29

What gives carbon the ability to form chains that are almost unlimited in length

Answer 29

Carbon can bond with other carbon Adams

Question 30

Macromolecules

Answer 30

Large molecules of living things

Question 31

For groups of organic compounds

Answer 31

Carbohydrates, lipids, nucleic acid and proteins

Question 32

Three things about carbohydrates

Answer 32

Made of carbon hydrogen and oxygen and, main source of energy, structural purposes

Question 33

Monosaccharides

Answer 33

Carbohydrate that occurs naturally

Question 34

Polysaccharides

Answer 34

The large macromolecule formed from Montosa car rides

Question 35

Plants excess sugar

Answer 35

Plant starts

Question 36

Animal store excess sugar

Answer 36

Glycogen, animal starch

Question 37

Fatty acids

Answer 37

Building blocks of lipids

Question 38

Nucleic acids

Answer 38

Macromolecules containing hydrogen, oxygen, nitrogen and, carbon and phosphorus

Question 39

Nucleotides

Answer 39

Building blocks of nucleic acid

Question 40

What are the three parts of a nucleotide

Answer 40

Three parts, five carbon sugar, a phosphate group, a nitrogen you space, Polly nucleate

Question 41

What are the two kinds of nucleic acid

Answer 41

DNA, RNA

Question 42

Amino acids

Answer 42

Building blocks of proteins

Question 43

Chemical reaction

Answer 43

A process changing one set of chemicals into another

Question 44

The closer to zero the blank the acid

Answer 44

Stronger

Question 45

When the base is close 214 the base is

Answer 45

Stronger

Question 46

Nucleic acid

Answer 46

Macromolecules containing hydrogen oxygen nitrogen carbon and phosphorus

Question 47

What is the function of nucleic acid

Answer 47

They store and transmit hereditary or genetic information

Question 48

What are four rolls of proteins plan a living environment

Answer 48

Control rate of reactions, regulate cell processes, form bones and muscles

Question 49

Reactants

Answer 49

Elements or compounds that enter into a chemical reaction

Question 50

Products

Answer 50

Produced by a chemical reaction

Question 51

What is released or observed whenever chemical bonds form or are broken

Answer 51

Energy

Question 52

What is activation energy

Answer 52

The energy that is needed to get a reaction started

Question 53

Catalyst

Answer 53

Speeds up rate of a chemical reaction

Question 54

Enzymes

Answer 54

Act as a biological catalyst

Question 55

How do cells use enzymes

Answer 55

Beat up chemical reaction

Question 56

Water cycle

Answer 56

Evaporation, condensation, precipitation, transpiration

Question 57

Carbon cycle

Answer 57

Biological processes, Geo chemical processes, mixed processes, human activity

Question 58

Nitrogen cycle

Answer 58

Organisms require to make proteins, makes up 70% of the atmosphere, decays organic materials

Question 59

Phosphorus cycle

Answer 59

Forms DNA and RNA him, does not enter the atmosphere, is found in rocks soil and ocean sediment