2086003
Descrição
Quiz por Tierney Holland, atualizado more than 1 year ago
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Criado por Tierney Holland
aproximadamente 9 anos atrás
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Questão 1
Questão
What are basic building blocks of life?
Responda
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molecules
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atoms
Questão 2
Questão
Two or more atoms makes a _______ ?
Responda
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compound
-
molecule
Questão 3
Questão
What maintains an internal chemical environment?
Responda
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homeostasis
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cell membrane
Questão 4
Questão
What is the smallest unit of matter involve in chemical reactions?
Responda
-
atoms
-
particles
Questão 5
Questão
Number of protons are also called ?
Responda
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atomic mass
-
atomic number
Questão 6
Questão
Atoms are made of which subatomic particles?
Responda
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protons
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nucleus
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valence shell
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neutrons
-
electrons
Questão 7
Questão
What type of charge does a proton have and where is it located?
Responda
-
negative and electron shell
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positive and in nucleus
Questão 8
Questão
What type of charge does a neutron have and where is it located?
Responda
-
no charge and in nucleus
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negative charge and in nucleus
Questão 9
Questão
What type of charge does a electron have and where is it located?
Responda
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negative and in electron shells
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positive and in electron shells
Questão 10
Questão
If the whole atom is electrically neutral then ?
Responda
-
the number of neutrons equals the number of electrons
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the number of protons equals the number of electrons
Questão 11
Questão
The atomic mass - protons =
Responda
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electrons
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neutrons
Questão 12
Questão
The protons + neutrons =
Responda
-
atomic mass
-
atomic number
Questão 13
Questão
The type of atoms with added or subtracted neutrons?
Responda
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isotopes
-
isomers
Questão 14
Questão
What type of molecule with the same number and types of atoms but different arrangements?
Responda
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isotopes
-
isomers
Questão 15
Questão
Which atom can have the same atomic number but different atomic mass?
Responda
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isotopes
-
isomers
Questão 16
Questão
Atoms that have lost or gained electrons?
Responda
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compound
-
ions
Questão 17
Questão
Two or more atoms joined together?
Responda
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compound
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molecule
Questão 18
Questão
A molecule that contains at least two atoms?
Responda
-
ions
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compound
Questão 19
Questão
An atom with electronegativity that takes a valence electron from an atom of weak electronegativity?
Responda
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ionic bonding
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covalent bonding
Questão 20
Questão
Atoms of more similar electronegativity that shared 1-3 pairs of electrons?
Responda
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ionic bonding
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covalent bonding
Questão 21
Questão
Weak electrical attraction between a positive and negative part of two molecules or a molecule and ion?
Responda
-
covalent bonding
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hydrogen bonding
Questão 22
Questão
The basic solvent living things are based on?
Responda
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Carbon
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H20
Questão 23
Questão
The measurement of a high H+ concentration in a aqueous solutions?
Responda
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pH
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acid
Questão 24
Questão
A chemical that adds H+ concentration to a solution?
Responda
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base
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acid
Questão 25
Questão
What pH takes away electrons?
Responda
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acid
-
base
Questão 26
Questão
The pH that takes away protons?
Responda
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acid
-
base
Questão 27
Questão
A high OH-added to a solution ?
Responda
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base
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acid
Questão 28
Questão
How many covalent bonds can Carbon form?
Responda
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4
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3
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1
-
5
Questão 29
Questão
What atom can form chemical rings, 3D shaped , molecules, and molecules of 1000 atoms?
Responda
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Hydrogen
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Sodium
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Carbon
Questão 30
Questão
What are composed of dry mass?
Responda
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Organic molecules
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molecules
Questão 31
Questão
What is an organic functional group?
Responda
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attached only carbon atoms and molecules to a compound
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combinations of atoms attached to an organic molecule
Questão 32
Questão
Which structure is the hydroxyl group?
Responda
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R-OH
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R-H-R
Questão 33
Questão
Which structure is the Carboxyl group?
Responda
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R-C-R
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R-C-OH
Questão 34
Questão
Which structure is the Aledhyde group?
Responda
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R-CH
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R-CH doubled bonded to O
Questão 35
Questão
Which structure is the Amine group?
Responda
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R-PO
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R-NH2
Questão 36
Questão
Which structure is the Ether?
Responda
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R double bonded to O-R
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R-C-R
Questão 37
Questão
Which structure is the ketone group?
Responda
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R doubled bonded to C doubled bonded O-R
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R-C-R
Questão 38
Questão
Which structure is the phosphate group?
Responda
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R-PO4
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R double bonded to O double bonded to PO
Questão 39
Questão
What are large molecules made from chains of repeating subunits?
Responda
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polymers
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ploynomers
Questão 40
Questão
What is a simple sugar made with CH2O?
Responda
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monosacharride
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dissacharride
Questão 41
Questão
What are polymers with 2 or simple sugars bonded together?
Responda
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polysacharride
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dissacharride
Questão 42
Questão
What complex carb has 3 or more simple sugars bonded together?
Responda
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polysacharride
-
disacharride
Questão 43
Questão
Which biological macromolecule is the largest?
Responda
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lipids
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protein
Questão 44
Questão
Whats are proteins made of?
Responda
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polymers
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amino acids
Questão 45
Questão
Protiens are dissacharides of amino acids linked by ?
Responda
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nucleictides
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peptide bonds
Questão 46
Questão
Which is a peptide bond?
Responda
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AA-O-NH-AA2-O
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AA-O-NH2-A-O
Questão 47
Questão
What is the first level of a protein funtion?
Responda
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the level that is coiled/ foiled
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the level that forms a polypeptide
Questão 48
Questão
What is the second level of a protein structure?
Responda
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polypeptide that is coiled/foiled
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polypeptide that is coiled/foiled with a 3D shape
Questão 49
Questão
What is the third level of a protein structure?
Responda
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the tertiary level that has a secondary coiled/foiled 3D structure
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the level with 2 or more proteins
Questão 50
Questão
What is the fourth level of a protein structure?
Responda
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tertiary level
-
the quaternary level with 2 or more proteins joined together
Questão 51
Questão
What does the structural protein function do?
Responda
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facilitates
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provides skeletal support for softer cells
Questão 52
Questão
What does enzymes do in a protein function?
Responda
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facilities and speed up chemical reactions
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carry molecules to proteins
Questão 53
Questão
What does transports do in protein function do?
Responda
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carry proteins
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some proteins carry other molecules
Questão 54
Questão
What does the membrane receptor protein function do?
Responda
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receives signals inside of the cell and transport them outside
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carry molecules in and outside o f cells
Questão 55
Questão
What does the membrane channel protein function do?
Responda
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allow certain molecules to go in outside of cells
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allows receptors to facilitate
Questão 56
Questão
What are lipids?
Responda
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nucleic acids
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oily fats that store long term energy saturated or unsaturated
Questão 57
Questão
What is the difference between unsaturated and saturated fats?
Responda
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unsaturated fat have no carbon to carbon double bonds and an saturated fats have one or more c to c double bonds
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saturated fats have no carbon to carbon double bonds and an unsaturated fat have one or more c to c double bonds
Questão 58
Questão
What are the basics building blocks of a cell membrane?
Responda
-
lipids
-
phospholipids
Questão 59
Questão
What are the bases for DNA?
Responda
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A, T, C, G
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A, U, C, G
Questão 60
Questão
What are the bases for RNA?
Responda
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A, T, C, G
-
A, U, C, G
Questão 61
Questão
What does the DNA stores?
Responda
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copies of RNA
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all genetic information
Questão 62
Questão
What is a genes
Responda
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a segment of DNA molecules that codes to make proteins
-
a sequence of RNA bases coding for proteins
Questão 63
Questão
What are genes made of?
Responda
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RNA
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codons
Questão 64
Questão
What are sequence of 3 base letters coding words of DNA?
Responda
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codons
-
bases
Questão 65
Questão
Each codon?
Responda
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specifies an amino acid
-
specifies a codon
Questão 66
Questão
There are 20 amino acids and 64 codons
Responda
- True
- False
Questão 67
Questão
There are 34 mini acids and 43 codons.
Responda
- True
- False
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