AP Bio Unit 1 ReviewAP Bio Unit 1 Review10.3.1110.3.11

To Do:To Do:

1)1)Title your page “Unit 1 Review”Title your page “Unit 1 Review”

2)2)Number down your page 1-23.Number down your page 1-23.

1) How many neutrons does the 1) How many neutrons does the isotope Na - 24 have?isotope Na - 24 have?

11 23 12 13

0% 0%0%0%

11 Na

22.99 Sodium

1.1. 1111

2.2. 2323

3.3. 1212

4.4. 1313

2) How many protons and electrons 2) How many protons and electrons does Na have?does Na have?

23:

11

12:

11

11:

11

13:

11

0% 0%0%0%

11 Na

22.99 Sodium

1.1. 23: 1123: 11

2.2. 12: 1112: 11

3.3. 11: 1111: 11

4.4. 13: 1113: 11

3) Nitrogen-12 and Nitrogen-14 are 3) Nitrogen-12 and Nitrogen-14 are examples of?examples of?

ions

neu

trons

isoto

pes

val

ence

s

mol

ecul

es

0% 0% 0%0%0%

1.1. ionsions

2.2. neutronsneutrons

3.3. isotopesisotopes

4.4. valencesvalences

5.5. moleculesmolecules

4) Determine if Sr is a metal or 4) Determine if Sr is a metal or nonmetal and what its ionic charge is nonmetal and what its ionic charge is knowing its valence electrons.knowing its valence electrons.

0% 0%0%0%

38 Sr

87.62 Strontiu

m

1.1. Metal: -2Metal: -2

2.2. Metal: +2Metal: +2

3.3. Metal: -1Metal: -1

4.4. Metal: +1Metal: +1

5) DNA is composed of building 5) DNA is composed of building blocks called _____.blocks called _____.

nucl

eic

acid

s G

s

nucl

eotid

es

aden

ines

am

ino a

cids

0% 0% 0%0%0%

1.1. nucleic acidsnucleic acids

2.2. GsGs

3.3. nucleotidesnucleotides

4.4. adeninesadenines

5.5. amino acidsamino acids

6) 6) What element is found in all What element is found in all organic compounds? organic compounds?

car

bon

oxy

gen

hel

ium

iron

nitr

ogen

0% 0% 0%0%0%

1.1. carboncarbon

2.2. oxygenoxygen

3.3. heliumhelium

4.4. ironiron

5.5. nitrogennitrogen

7) 7) This atom can form up to _____ This atom can form up to _____ single covalent bond(s). single covalent bond(s).

0 1 2 3 4

0% 0% 0%0%0%

1.1. 00

2.2. 11

3.3. 22

4.4. 33

5.5. 44

8) Which figure correctly illustrates bonding 8) Which figure correctly illustrates bonding in Hin H22O? O?

0% 0%0%0%

1.1.

2.2.

3.3.

9) 9) The brackets are indicating The brackets are indicating a(n) _____ bond. a(n) _____ bond.

ioni

c

pola

r cova

lent

sin

gle

(nonpo

l...

hyd

ropho

bic

hyd

rogen

0% 0% 0%0%0%

1.1. ionicionic

2.2. polar covalentpolar covalent

3.3. single single (nonpolar) (nonpolar) covalentcovalent

4.4. hydrophobichydrophobic

5.5. hydrogenhydrogen

10) Each water molecule is joined to _____ 10) Each water molecule is joined to _____

other water molecules by ____ bonds.other water molecules by ____ bonds.

two ..

. hyd

rog.

..

four

... h

ydro

...

thre

e ...

ioni..

.

four

... p

olar..

.

two ..

. pola

r ...

0% 0% 0%0%0%

1.1. two ... hydrogentwo ... hydrogen

2.2. four ... hydrogenfour ... hydrogen

3.3. three ... ionicthree ... ionic

4.4. four ... polar four ... polar covalentcovalent

5.5. two ... polar two ... polar covalentcovalent

11) Why isn't this insect drowning?11) Why isn't this insect drowning?

Surfa

ce te

nsio

n.

The

inse

ct is

ver

y lig

ht.

It is

diff

icul

t to c

hange.

..

The

inse

ct is

sw

imm

ing.

The

inse

ct is

flyi

ng ju

..

0% 0% 0%0%0%

1.1. Surface tension.Surface tension.

2.2. The insect is very light.The insect is very light.

3.3. It is difficult to change It is difficult to change the temperature of the temperature of water.water.

4.4. The insect is The insect is swimming.swimming.

5.5. The insect is flying just The insect is flying just above the water above the water surface.surface.

12) How does the pH of the solution on the right 12) How does the pH of the solution on the right compare with that of the solution on the left?compare with that of the solution on the left?

The

solu

tion

o...

Both

of t

hese

...

The

solu

tion

o...

Both

of t

hese

...

The

solu

tion

o...

0% 0% 0%0%0%

1.1. The solution on the right is The solution on the right is neutral relative to the solution neutral relative to the solution on the left.on the left.

2.2. Both of these solutions are Both of these solutions are equally acidic.equally acidic.

3.3. The solution on the right is The solution on the right is basic relative to the solution basic relative to the solution on the left.on the left.

4.4. Both of these solutions are Both of these solutions are equally basic.equally basic.

5.5. The solution on the right is The solution on the right is acidic relative to the solution acidic relative to the solution on the left.on the left.

13) Which one of these is an amino group?13) Which one of these is an amino group?

B D E A C

0% 0% 0%0%0%

1.1. BB

2.2. DD

3.3. EE

4.4. AA

5.5. CC

14) Which one of these is a hydroxyl group?14) Which one of these is a hydroxyl group?

B D E A F

0% 0% 0%0%0%

1.1. BB

2.2. DD

3.3. EE

4.4. AA

5.5. FF

15) Which one of these is a phosphate group?15) Which one of these is a phosphate group?

B D E A C

0% 0% 0%0%0%

1.1. BB

2.2. DD

3.3. EE

4.4. AA

5.5. CC

16) Which one of these behaves as an acid?16) Which one of these behaves as an acid?

B D E A F

0% 0% 0%0%0%

1.1. BB

2.2. DD

3.3. EE

4.4. AA

5.5. FF

17) Glycogen is _____.17) Glycogen is _____.

the

form

in w

h...

a p

olys

acch

ari..

.

a p

olys

acch

ari..

.

a tr

ansp

ort p

r...

a s

ourc

e of

sa.

..

0% 0% 0%0%0%

1.1. the form in which the form in which plants store sugarsplants store sugars

2.2. a polysaccharide found a polysaccharide found in animalsin animals

3.3. a polysaccharide found a polysaccharide found in plant cell wallsin plant cell walls

4.4. a transport protein that a transport protein that carries oxygencarries oxygen

5.5. a source of saturated a source of saturated fatfat

19) This figure is an example of 19) This figure is an example of a(n) _____.a(n) _____.

nucl

eic

acid

pro

tein

sat

urat

ed fa

t

unsa

tura

ted fa

...

ste

roid

0% 0% 0%0%0%

1.1. nucleic acidnucleic acid

2.2. proteinprotein

3.3. saturated fatsaturated fat

4.4. unsaturated fatunsaturated fat

5.5. steroidsteroid

20) What type of bond joins the 20) What type of bond joins the monomers in a protein's primary monomers in a protein's primary

structure?structure?

ioni

c

hyd

ropho

bic

pep

tide

S—

S

hyd

rogen

0% 0% 0%0%0%

1.1. ionicionic

2.2. hydrophobichydrophobic

3.3. peptidepeptide

4.4. S—SS—S

5.5. hydrogenhydrogen

21) Which of these illustrates the secondary 21) Which of these illustrates the secondary

structure of a protein?structure of a protein?

0% 0%0%

1.1.

2.2.

3.3.

22) Enzymes work by _____.22) Enzymes work by _____.

addin

g a p

hosp...

dec

reas

ing th

e...

addin

g ener

gy ...

incr

easi

ng th

e...

redu

cing E

A

0% 0% 0%0%0%

1.1. adding a phosphate group adding a phosphate group to a reactantto a reactant

2.2. decreasing the potential decreasing the potential energy difference between energy difference between reactant and productreactant and product

3.3. adding energy to a adding energy to a reactionreaction

4.4. increasing the potential increasing the potential energy difference between energy difference between reactant and productreactant and product

5.5. reducing EAreducing EA

23) As a result of its involvement in a 23) As a result of its involvement in a

reaction, an enzyme _____.reaction, an enzyme _____.

lose

s a

phosph...

per

man

ently

al..

.

lose

s en

ergy

is u

nchan

ged

is u

sed

up

0% 0% 0%0%0%

1.1. loses a phosphate loses a phosphate groupgroup

2.2. permanently alters permanently alters its shapeits shape

3.3. loses energyloses energy

4.4. is unchangedis unchanged

5.5. is used upis used up