What elements do nucleic acids contain?

carbon, hydrogen, oxygen, phosphorus, nitrogen

What are 3 types of isomers

Structural, Cis-trans, and enantiomers

What does the term organic mean ?

Containing carbon (and hydrogen)

How does carbon's electron configuration explain its ability to form large, complex and diverse organic molecules?

All of the choices are correct.

What elements do proteins contain?

carbon, hydrogen, oxygen, nitrogen, sulfur

What elements do lipids contain?

carbon, hydrogen, oxygen (small amount), phosphorus (sometimes)

Compounds with the same molecular formula but different structures

What are polysaccharides?

Polymers of many monosaccharides

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Biology Chapter 3 - part 1

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Questions 31

Answers

1
Which functional group is this from?
Sylfhydryl group
Methyl group
Hydroxyl group
Amino group
2
Which functional groups isn't present in this molecule
Amino
Carboxyl
Hydroxyl
Sulfhydrl
3
What elements do nucleic acids contain?
carbon, hydrogen, oxygen, nitrogen, sulfur
carbon, hydrogen, oxygen (small amount), phosphorus (sometimes)
carbon, hydrogen, oxygen, phosphorus, nitrogen
carbon, hydrogen, oxygen
4
What are 3 types of isomers
Enantiomer , structural, formal isomer
Structural, Cis-trans, and enantiomers
Structural, Anitomer, formal isomer
Cis-trans , Antiomer, formal isomers
5
Which of the following is a Carbonyl group?
-SH
-OH
>C=O
-COOH
6
What forms the skeleton of most organic molecules
Carbon chains
Cysteine
ATP
Amine thiols
7
Where is starch found in?
Animals
Polysaccharides
Plants
Nucleus
8
What does the term organic mean ?
All natural
Containing carbon (and hydrogen)
Containing oxygen (and hydrogen)
No sugar
9
How many valence electrons does Carbon have?
4
2
3
6
10
What types of isomers are these?
Trans
Cis
Enantiomers
Cis-trans
11
Which functional group is this from?
Sulfhydryl group
Amino group
Carbonyl group
Phosphate group
12
What is considered the "backbone" of life?
CO2
Nitrogen
Oxygen
Carbon
13
Hydrocarbons consist of _____ & _____. Nonpolar ___ bonds in hydrocarbon chains account for their hydrophobic properties
Carbon and sulfur... C-S
Hydrogen and oxygen... O-H
Carbon and hydrogen...C-H
Water and carbon...C-H
14
How does carbon's electron configuration explain its ability to form large, complex and diverse organic molecules?
Carbon, Hydrogen, Oxygen, and Nitrogen are the building blocks of life
Its valences allow its partners (such as H, O, N) to easily bond with it
All of the choices are correct.
Gives it covalent compatibility with many different elements
15
What are polymers composed of?
Monomers
Amino acids
Glucose
Proteins
16
What elements do proteins contain?
carbon, hydrogen, oxygen, phosphorus, nitrogen
carbon, hydrogen, oxygen (small amount), phosphorus (sometimes)
carbon, hydrogen, oxygen, nitrogen, sulfur
carbon, hydrogen, oxygen
17
Reaction where H₂O helps break apart a polymer into its monomers (ex: digestion).
Dehydration
Photosynthesis
Diffusion
Hydrolysis
18
Which functional group is this from?
Sulfhydryl group
Amino group
Hydroxyl group
Phosphate group
19
What are all lipids?
Proteins
Polymers
Hydrophobic
Hydrophilic
20
Which of the following is true about the glycosidic linkages found in starch, glycogen, and cellulose?
Starches are only found in plants and contain α-linkage (alpha)
Glycogen, found only in animals, contains many glucoses and has α-linkage
Cellulose, found in plants, is indigestible by humans due to β-linkage
All of the choices are correct
21
All organic compounds contain what?
Nitrogen
Sulfur
Carbon
Oxygen
22
Organic chemistry is currently defined as _____
The study of carbon compounds
The study of vital forces
The study of hydrocarbons
The study of compounds made only by living cells
23
What elements do lipids contain?
carbon, hydrogen, oxygen
carbon, hydrogen, oxygen (small amount), phosphorus (sometimes)
carbon, hydrogen, oxygen, phosphorus, nitrogen
carbon, hydrogen, oxygen, nitrogen, sulfur
24
What are isomers
Compounds with the same molecular formula but different structures
Compounds with different molecular formulas and identical structures
Compounds with different molecular formulas and different structures
Compounds with the same molecular formula and identical structures
25
What are polysaccharides?
Polymers of many monosaccharides
Proteins
Result of a hydrolysis reaction
Lipids
26
During hydrolysis what is added to split large molecules?
Water
Carbon
Amino acids
Nitrogen
27
Which of the following hydrocarbons has a double bond in its carbon skeleton
CH4
CH2
C3H8
C2H4
28
Which functional group is this from?
Methyl group
Phosphate group
Carboxyl group
Carbonyl group
29
What types of isomers are these?
Cis
Trans
Enantiomers
Cis-trans
30
Which functional group is this from?
Amino group
Phosphate group
Methyl group
Hydroxyl group
31
What type of reaction creates polymers from monomers?
Dehydration
Hydrolysis
Diffusion
Photosynthesis

Biology Chapter 3 - part 1 Flashcards | StudBud