Physical properties of matter

Condensation, sublimation, freezing

Oxidative phosphorylation?

ATP synthesis (how much ATP is needed

How is [H+] concentration related to pH?

Inversely related, high pH is low hydrogen

Structure of proteins: what are the four main kinds

primary, secondary, tertiary, quadricary

What is the main difference between high-density lipoproteins and low-density lipoproteins?

Amount of lipids compared to proteins, High density has more protein.

how much energy of atoms and molecule become more spread out in a process

Identify a combination reaction

(combine two ingredients to form one

Which are the group 6 elements?

Oxygen (o), sulfur (s), (Se) all have 6 electrons in outer shell

How would you define respiration, chemically what happens during respiration?

Glucose turns into oxygen and h2o Glucose CO2 + H2O

Hydrolysis of triglycerides?

produce glycerol and 3 fatty acids

resistance to acceleration when a net force is applied amount of matter

If i increase the pressure of the gas, (define boyle's law)

gastends to decrease as the volume of the container increases.

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Questions 45

Answers

1
What is the main functional group present in lipids?
all the above
Ester
none
Lipids are biomolecules that are soluble
2
Physical properties of matter
none
the substance changes back from the solid to the liquid
Condensation, sublimation, freezing
all the above
3
Oxidative phosphorylation?
none
is made up of two closely connected components
ATP synthesis (how much ATP is needed
uses these molecules
4
What do you call the section of the DNA that codes for a specific protein?
none
molecule
Gene
living organism
5
Which biological compounds are soluble in nonpolar solvents?
A biological compound that is soluble only in nonpolar solvents.
none
biological molecules
Lipids
6
Which are the noble gases in the periodic table?
none
The noble gases are the chemical elements
Neon, krypton, helium
any of the seven chemical elements that make up Group 18
7
In the Electron transport chain who gains electrons?
Oxygen
loses electrons and is oxidized
they go from a ... that a redox reaction
none
8
How are amides formed?
answer 1
none
Proteins are polyamides
Amines and carboxylic acids
9
What do you call the polymers that make up nucleic acids?
monomers
Adenosine triphosphate (ATP)
Nucleotides
all the above
10
Morphine, nicotine, cocaine, caffeine? What is the name for compounds coming from plants
plant cell and then stored in vacuoles
Nicotine, caffeine, cocaine and morphine
Alkaloids
all the above
11
Which base is only found in DNA?
In RNA, the nitrogenous bases found are adenine (A),
none
Thymine
nucleotides in an organism's genes
12
Which is the nutritionally most important monosaccharide?
all the above
Glucose
Carbohydrate
fructose and galactose
13
How is [H+] concentration related to pH?
on the pH scale
none
The greater the concentration, the greater the acidity
Inversely related, high pH is low hydrogen
14
If an amino acid can be synthesized in the body what is it called?
amino acids are required in the diet
Nonessential aminoacid
None
Essential amino acids
15
In saltwater the water is?
the solvent
all the above
Seawater is a mixture of many different substances
Sodium
16
What do you call a chemical that causes mutations?
Carcinogens cause mutations
mutations in DNA
none
Mutagens
17
Structure of proteins: what are the four main kinds
Protein structure is determined by amino
primary, secondary, tertiary, quadricary
secondary
none
18
The simplest carbohydrates?
none
carbs
glucose and fructose
Monosaccharides
19
What is the main difference between high-density lipoproteins and low-density lipoproteins?
Low denstiy has more protein
Amount of lipids compared to proteins, High density has more protein.
None
all the above
20
What do all alkenes contain?
single bond
a carbon-carbon double bond
varies depending on the number of carbon atoms
none
21
How do you test for aldehydes?
all of the above
Tollen's reagent
Bennedicts test
None
22
Where do you find the fluid mosaic model?
on the exterior surface of cells
Lipid bilayer
cell membrane
none
23
What is the main source of nitrogen-containing compounds in the body?
Ammonia, organic species, nitrates and nitrites
Protein
none
Organic nitrogen compounds
24
Define entropy?
extensive property
how much energy of atoms and molecule become more spread out in a process
statistics of the motions
none
25
Which RNA is the site of protein synthesis?
molecules carry the coding sequences
rRNA (ribosomes)
Messenger RNA (mRNA)
all the above
26
Identify a combination reaction
examining the number of reactants and products
There many types of chemical reactions
all the above
(combine two ingredients to form one
27
What is the main source of ATP in the cell?
The phosphate tail of ATP
Mitochondria
Adenosine triphosphate
glucose
28
When magnesium forms an ion, how do you present it?
Mg2+
None
all the above
Mg
29
Which are the group 6 elements?
all the above
Group VI consists of two subgroups
Oxygen (o), sulfur (s), (Se) all have 6 electrons in outer shell
Selenium
30
What is the function of bile salts?
Bile salts perform two important functions in the digestive trac
Emulsify lipids
to convert fats in food into fatty acids, which are absorbed in the gut
all the above
31
Where does a substrate bind to an enzyme?
all the above
“action” happens
Active site
Substrate
32
Under anaerobic conditions can be converted to what?
all the above
glucose using the energy of light
Lactate
carbon dioxide
33
How many milliliters in an ounce?
28
0
29.6
29
34
How would you define respiration, chemically what happens during respiration?
none
Respiration is the chemical process by which organic
Cellular respiration
Glucose turns into oxygen and h2o Glucose CO2 + H2O
35
Fats enter the
multiple regions
all the above
enters mitochondria bound to carnitine
β-oxidation State
36
What is the common thread between antibodies, enzymes, and collagen?
Anti-Collagen Antibodies
Types ofproteins
fibrous extracellular matrix proteins
none
37
Hydrolysis of triglycerides?
Triglycerides (fats)
Our body usually ingests fats in the form of triglycerides
all of the above
produce glycerol and 3 fatty acids
38
What do all alkenes contain?
varies depending on the number of carbon atoms
a carbon-carbon double bond
single bond
none
39
Main structural feature responsible for the different properties of amino acids?
carboxyl group (COOH)
Group
all the above
The Rgroup
40
Molar mass Ba(PO4)2?
0
601.93
500
600
41
When a drug prevents bacteria growth, what do you call it?
Antibiotics
Competitive inhibitor
multi-resistant organisms (MRO)
none
42
Define mass?
a body of coherent matter
fundamental property
resistance to acceleration when a net force is applied amount of matter
none
43
If i increase the pressure of the gas, (define boyle's law)
none
gastends to decrease as the volume of the container increases.
holds true only if the number of molecules
This empirical relation
44
What does the reaction rate imply?
The speed of the reaction rate
all the above
in chemistry, the speed at which a chemical reaction proceeds
Reaction rates can vary dramatically
45
How are carbohydrates stored in the body
Glycogen
none
stored in liver and muscle cells
carbohydrates are stored as option

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