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Which of the following compounds may be polymers?. carbohydrates nucleic acids proteins all of these. Carbon compounds that come from living organisms are called _____ compounds. water organic homogeneous biological. - PowerPoint PPT Presentation
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car
bohydra
tes
nucl
eic
acid
s
pro
tein
s
all
of th
ese
25% 25%25%25%
Which of the following compounds may be polymers?
1. carbohydrates
2. nucleic acids
3. proteins
4. all of these
wat
er
org
anic
hom
ogeneo
us
bio
logi
cal
25% 25%25%25%
Carbon compounds that come from living organisms are called _____ compounds.
1. water
2. organic
3. homogeneous
4. biological
one
two
thre
e fo
ur
25% 25%25%25%
How many electrons can a carbon atom share? Carbon has a total of 6
electrons
1. one
2. two
3. three
4. four
pro
tons
and n
eutro
ns
neu
trons
and e
lect
rons
pro
tons
and e
lect
rons
pro
tons,
neu
trons,
an...
25% 25%25%25%
The nucleus of an atom contains _____.
1. protons and neutrons
2. neutrons and electrons
3. protons and electrons
4. protons, neutrons, and electrons
ele
ctro
n clo
uds
nucl
ei air
isoto
pes
25% 25%25%25%
Electrons move about the nucleus of an atom in regions called _____.
1. electron clouds
2. nuclei
3. air
4. isotopes
nucl
eic
acid
s
pep
tide
bonds
am
ino a
cids
gly
cero
l and fa
tty a
cids
25% 25%25%25%
What are the basic building blocks of proteins?
1. nucleic acids
2. peptide bonds
3. amino acids
4. glycerol and fatty acids
ioni
c bond
ing
pola
rity
cova
lent b
onding
hyd
rogen
bondin
g
25% 25%25%25%
Water dissolves many ionic and molecular compounds because of its _____.
1. ionic bonding
2. polarity
3. covalent bonding
4. hydrogen bonding
hyd
roly
sis
ele
ctro
n clo
uds
conden
satio
n
radi
atio
n
25% 25%25%25%
When molecules of glucose and fructose combine to form sucrose, they do so by
_____.1. hydrolysis
2. electron clouds
3. condensation
4. radiation
lipid
s
car
bohydra
tes
nucl
eotid
es
pro
tein
s
25% 25%25%25%
The various enzymes in our bodies are _____.
1. lipids
2. carbohydrates
3. nucleotides
4. proteins
num
bers
of ato
ms
arr
angem
ent o
f ato
ms
kin
ds o
f ato
ms
arr
angem
ent o
f ele
c...
25% 25%25%25%
Glucose and fructose, with the formula C6H12O6, differ in _____.
1. numbers of atoms
2. arrangement of atoms
3. kinds of atoms
4. arrangement of electrons
3 5 9 13
25% 25%25%25%
A very strong base might have a pH of _____.
1. 3
2. 5
3. 9
4. 13
two e
lect
rons
eig
ht e
lect
rons
sev
en e
lect
rons
nin
e el
ectro
ns
25% 25%25%25%
An atom of fluorine has nine electrons. Its second energy level has _____.
1. two electrons
2. eight electrons
3. seven electrons
4. nine electrons
dyn
amic
equ
ilibriu
m
turg
or p
ress
ure
conce
ntra
tion g
radie
nt
hom
eost
asis
25% 25%25%25%
Diffusion continues until there is no _____.
1. dynamic equilibrium
2. turgor pressure
3. concentration gradient
4. homeostasis
pola
r ions
rand
om m
otion o
f mo...
chem
ical
ener
gy
mic
roorg
anis
ms
25% 25%25%25%
Brownian motion is evidence of _____.
1. polar ions
2. random motion of molecules
3. chemical energy
4. microorganisms
Which of the images in Figure 6-4 depicts dynamic equilibrium?
1. A
2. B
3. C
4. D
The smaller subunits that make up nucleic acids are ____________________.
a. Super tiny
b. Amino acids
c. Nucleotides
d. Carbohydrates
Two atoms that share electrons are held together by ____________________ bonds.
a. Diffusion
b. Isotonic
c. Covalent
d. Ionic
cel
lulo
se
polar
molec
ule
nucle
us
pep
tide
bond
polym
er
solu
tion
enzy
me
met
abolis
m
12% 12% 12% 12%12%12%12%12%
glucose polymer that forms the cell walls of plants
1. cellulose
2. polar molecule
3. nucleus
4. peptide bond
5. polymer
6. solution
7. enzyme
8. metabolism
cel
lulo
se
polar
molec
ule
nucle
us
pep
tide
bond
polym
er
solu
tion
enzy
me
met
abolis
m
12% 12% 12% 12%12%12%12%12%
large molecule formed when many smaller molecules bond together
1. cellulose
2. polar molecule
3. nucleus
4. peptide bond
5. polymer
6. solution
7. enzyme
8. metabolism
cel
lulo
se
polar
molec
ule
nucle
us
pep
tide
bond
polym
er
solu
tion
enzy
me
met
abolis
m
12% 12% 12% 12%12%12%12%12%
molecule with unequal distribution of charge
1. cellulose
2. polar molecule
3. nucleus
4. peptide bond
5. polymer
6. solution
7. enzyme
8. metabolism
cel
lulo
se
polar
molec
ule
nucle
us
pep
tide
bond
polym
er
solu
tion
enzy
me
met
abolis
m
12% 12% 12% 12%12%12%12%12%
protein that speeds up a chemical reaction
1. cellulose
2. polar molecule
3. nucleus
4. peptide bond
5. polymer
6. solution
7. enzyme
8. metabolism
cel
lulo
se
polar
molec
ule
nucle
us
pep
tide
bond
polym
er
solu
tion
enzy
me
met
abolis
m
12% 12% 12% 12%12%12%12%12%
bond formed between amino acids
1. cellulose
2. polar molecule
3. nucleus
4. peptide bond
5. polymer
6. solution
7. enzyme
8. metabolism
cel
lulo
se
polar
molec
ule
nucle
us
pep
tide
bond
polym
er
solu
tion
enzy
me
met
abolis
m
12% 12% 12% 12%12%12%12%12%
all the chemical changes that occur within an organism
1. cellulose
2. polar molecule
3. nucleus
4. peptide bond
5. polymer
6. solution
7. enzyme
8. metabolism
cel
lulo
se
polar
molec
ule
nucle
us
pep
tide
bond
polym
er
solu
tion
enzy
me
met
abolis
m
12% 12% 12% 12%12%12%12%12%
mixture in which one substance is distributed evenly in another
1. cellulose
2. polar molecule
3. nucleus
4. peptide bond
5. polymer
6. solution
7. enzyme
8. metabolism
cel
lulo
se
polar
molec
ule
nucle
us
pep
tide
bond
polym
er
solu
tion
enzy
me
met
abolis
m
12% 12% 12% 12%12%12%12%12%
center of an atom
1. cellulose
2. polar molecule
3. nucleus
4. peptide bond
5. polymer
6. solution
7. enzyme
8. metabolism
• What are the 4 types of biomolecules/organic molecules?
• Give an example of each.
CARBOHYDRATES: sugar, starch, pasta, crackers, potatoes etcLIPIDS: oils, fats, chips, cheese, greasy foodsPROTEINS: meat, peanut butter, milkNUCLEIC ACIDS: DNA, RNA
• What are the tests to determine the presence of certain biomolecules/organic compounds?
BROWN PAPER: test for lipidsIODINE: test for starchBENEDICT’S SOLUTION: test for sugars