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Biochem Chpt. 3

Total questions: 29

Worksheet time: 15mins

Name
Class
Date
1.

Define an Organic Compound

a)

A compound containing Carbon atoms covalently bonded to other carbon atoms and to other elements.

b)

A compound containing only Oxygen atoms covalently bonded to other Oxygen atoms and to other elements.

c)

A compound containing only Hydrogen atoms covalently bonded to other Hydrogen atoms and no other elements.

d)

Trees and Oxygen go brrrr

2.

Define a Functional Group

a)

A cluster of cells in a compound that influences the properties of that compound.

b)

A cluster of atoms in a compound that influences the properties of that compound.

c)

A cluster of Phospholipids in a compound that influences the properties of that compound.

d)

AP CSP Flash Backs...Procedures, If/Then statements...

3.

Define an Alcohol

a)

An organic compound with a Hydroxyl Group attached to one of its Carbon Atoms.

b)

An organic compound with a Carboxyl Group attached to one of its Carbon Atoms.

c)

An organic compound with a Carboxyl Group attached to one of its Lipids.

d)

Nani??!? uhh...you mean the stuff that makes a person dr-

4.

Define a Monomer

a)

A molecule that bonds to

none of its kind to form simple molecules.

b)

A complex molecule that can bond to

lipids of its kind to form more complex molecules.

c)

A simple molecule that can bond to

others of its kind to form more complex molecules.

d)

An average molecule that has friendship issues and has mass anxiety along with too high standards to bond with more complex molecules.

5.

Define a Polymer

a)

A Simple molecule that consists of repeated, linked units.

b)

A Complex molecule that consists of repeated, linked units.

c)

An Alcohol that consists of repeated, linked units.

d)

The extroverted version of the monomer...still rhymes with "Loner" though...

6.

Organic compounds contain...

a)

1. Carbon and usually other elements.

b)

2. Many kinds of elements except carbon.

c)

3. Only carbon.

d)

4. Only carbon and hydrogen.

7.

The number of covalent bonds a carbon atom can form with other atoms is...

a)

1

b)

2

c)

4

d)

8

8.

A covalent bond formed when two atoms share two pairs of electrons is called a...

a)

single bond.

b)

double bond.

c)

triple bond.

d)

bond on steroids.

9.

The breakdown of a polymer involves...

a)

hydrolysis.

b)

a condensation reaction.

c)

the breaking of hydrogen bonds.

d)

the breaking of ionic bonds.

10.

ATP releases energy when...

a)

it undergoes a condensation reaction.

b)

a hydroxyl group is added to it.

c)

a phosphate group is added to it.

d)

a phosphate group is removed from it.

11.

Give an example of how a functional group can affect the properties of an organic compound.

a)

The hydroxyl group on Alcohols is polar, and this

makes alcohols polar compounds. Alcohols can

therefore form hydrogen bonds.

b)

The carboxyl group on lipids is polar, and this

makes fats polar compounds. Lipids can

therefore form hydrogen bonds.

c)

The hydroxyl group on monomers and lipids are polar, and this makes them polar compounds. They can

therefore form carbon bonds.

d)

Well..umm...you see..✋︎ ♎︎□︎■︎🕯︎⧫︎ ❒︎♏︎♋︎●︎●︎⍓︎ 🙵■︎□︎⬥︎

12.

Arrange the following in order of size, from smallest to largest:

polymer, monomer, carbon atom,

macromolecule.

a)

macromolecule, carbon atom, monomer, polymer

b)

carbon atom, monomer, polymer, macromolecule

c)

monomer, carbon atom, polymer, macromolecule

d)

I choose Mayonnaise...Final answer!

13.

Explain how a water molecule is produced when glucose and fructose undergo a condensation

reaction.

a)

The glucose molecule releases a Hydrogen ion,

OH-, and the fructose molecule releases an Oxygen ion, O+. These two ions combine to produce water, H2O.

b)

The glucose molecule releases a Hydroxide ion,

OH-, and the fructose molecule releases a hydrogen ion, H+. These two ions combine to produce water, H2O.

c)

The glucose molecule releases an Oxygen ion,

OH-, and the fructose molecule releases a hydrogen ion, H+. These two ions combine to produce water, H2O.

d)

Bro...water is water...stop thinkin too much about it..smh

14.

What are the products of the hydrolysis of ATP? What else is released during this reaction?

a)

The hydrolysis products are ADP and inorganic phosphate. Energy is released.

b)

The hydrolysis products are ADP and organic phosphate. Energy is released.

c)

The hydrolysis products are ACP and inorganic phosphate. Energy is released.

d)

I like your funny words magic man ✨

15.

Critical Thinking:

How would the variety of organic compounds be different if carbon had

seven electrons in its outermost energy level instead of four?

a)

Carbon could not form double or triple bonds with other atoms, so far fewer organic compounds could be formed

b)

Carbon could form double or triple bonds with other atoms, so far fewer organic compounds could be formed

c)

Carbon could not form double or triple bonds with other atoms, so far fewer inorganic compounds could be formed

d)

I actually was hyped for this Quizziz in the beginning, but I'm just losing my own Phospholipids at this point...

16.

Distinguish between a...

Monosaccharide & Polysaccharide

a)

A monosaccharide is a simple sugar containing carbon, hydrogen, and oxygen in a ratio of 1:2:1; A polysaccharide is a complex molecule composed of three or more monosaccharides.

b)

A monosaccharide is a complex molecule composed of three or more monosaccharides; A polysaccharide is a simple sugar containing carbon, hydrogen, and oxygen in a ratio of 1:2:1

c)

Cool names bro...

17.

Distinguish between...

Hydrophilic & Hydrophobic

a)

Hydrophilic means “water-fearing,” or tending not to interact with water molecules; hydrophobic means “water-loving,” or attracted to water.

b)

Hydrophilic means “water-loving,” or attracted to water; hydrophobic means “water-fearing,” or tending not to interact with water molecules.

c)

Hybrrrr

18.

Distinguish between a...

Nucleotide & Nucleic Acid

a)

A nucleotide is a very large polymer of nucleic acids; a nucleic acid is a compound containing a phosphate group, a five-carbon sugar, and a ring-shaped nitrogen base.

b)

A nucleotide is a compound containing a phosphate group, a five-carbon sugar, and a ring-shaped nitrogen base; a nucleic acid is a very large polymer of nucleotides.

c)

Nuclear Bombs are the only Nukes I know 😎

19.

Glycogen, starch, and cellulose are...

a)

monosaccharides.

b)

disaccharides.

c)

polysaccharides.

d)

simple sugars.

20.

The different shapes and functions of different proteins are determined by...

a)

the R groups of the amino acids

they contain.

b)

the amino groups of the amino acids

they contain.

c)

the carboxyl groups of the amino acids

they contain.

d)

whether or not they contain any

amino acids.

21.

Most enzymes...

a)

are changed by the reactions

they catalyze.

b)

increase the activation energy of the

reactions they catalyze.

c)

strengthen the chemical bonds in

their substrate.

d)

are sensitive to changes in temperature

or pH.

22.

The large numbers of carbon-hydrogen bonds in lipids...

a)

make lipids polar.

b)

store more energy than the carbon-oxygen bonds in other organic compounds.

c)

allow lipids to dissolve in water.

d)

are found in the carboxyl group at the

end of the lipid.

23.

The most important function of nucleic acids is...

a)

catalyzing chemical reactions.

b)

forming a barrier between the inside and outside of a cell.

c)

storing energy.

d)

storing information related to heredity and protein synthesis.

24.

What are the storage and quick-energy forms of carbohydrates found in animals, and how are these forms structurally related to each other?

a)

The storage form is glycogen, and the quick-energy form is glucose. Glycogen consists of hundreds of glucose molecules linked in a highly branched chain.

b)

The storage form is cellulose, and the quick-energy form is glucose. Cellulose consists of hundreds of glucose molecules linked in a highly branched chain.

c)

The storage form is Collagen, and the quick-energy form is glucose. Collagen consists of hundreds of glucose molecules linked in a highly branched chain.

d)

No clue.

25.

How many different kinds of monomers are there in starch & proteins?

a)

Starch, 1; proteins, 20

b)

Starch, 20; proteins, 1

c)

Starch, 2; proteins,18

d)

0. just zero

26.

What compound composes most of the cell membrane?

a)

Phospholipid composes most of the cell membrane. The hydrophobic tails of the phospholipids provide a barrier between the inside and outside of the cell.

b)

Wax composes most of the cell membrane. The hydrophobic tails of the wax provide a barrier between the inside and outside of the cell.

c)

Nucleic Acid composes most of the cell membrane. The hydrophobic tails of the Nucleic Acid provide a barrier between the inside and outside of the cell.

d)

Trees and Plants 🌿

27.

Steroids are made up of what type of molecule?

a)

Steroids are Non-Saturated Fats

b)

Steroids are Saturated Fats

c)

Steroids are lipids.

d)

small person turn into not-so-small person

28.

Critical Thinking:

Insects that live on land have a coating of wax on the outer surface of their

body. What function might the wax serve for these animals?

a)

Wax serves as a candle, allows animals to see in the dark

b)

Wax serves as a water collector, allowing for water to be stored and preventing insects from drying out.

c)

Wax serves as a waterproof layer, limiting water loss and preventing insects from drying out.

d)

Wax is Wax...and rhymes with Max...but also Tax... and me no like that...

29.

Click on the picture above to magnify it, then select the correct order:

a)

a. substrate;

b. enzyme; c. products

b)

a. substrate;

b. products; c. enzymes

c)

a. enzymes;

b. substrate; c. products

d)

a. blobby;

b. blobita; c. blobby jr.