Biology Exam Review Test Part One - Macromolecules

10 Questions | By TaylorJayna | Last updated: Mar 21, 2022 | Total Attempts: 7039

Questions

Settings

Create your own Quiz

I cant fail my bio exam. Questions and anwsers are from pearson text book. Biology AP Version.

Questions and Answers

1.

The four main categories of large biological molecules present in iving systems are ...
- A.
  
  Proteins, nucleic acids, polysaccharides, and lipids
- B.
  
  Monosaccharides, lipids, polysaccharides, and proteins
- C.
  
  RNA, DNA, proteins, and carbohydrates
- D.
  
  Proteins, DNA , RNA, and steroids
2.

A dehydration reaction is the process in which water molecules are attracted to eachother
- A.
  
  True
- B.
  
  False
3.

Plant walls consist mainly of ...
- A.
  
  Chitin
- B.
  
  Peptidoglycan
- C.
  
  Cellulose
- D.
  
  None of the above
4.

The characteristic that all lipids have in common is that...
- A.
  
  They are all made of fatty acids and glycerol
- B.
  
  They are all acidic when mixed with water
- C.
  
  They do not have high energy content
- D.
  
  None of them disolve in water
5.

The flow of genetic information in a cell foes from DNA to RNA to protein
- A.
  
  True
- B.
  
  False
6.

The building blocks of necleic acid molecules are called
- A.
  
  Fatty acids
- B.
  
  DNA and RNA
- C.
  
  Nucleotides
- D.
  
  Polysaccharides
7.

Which of the following descriptions best fits the class of molecules know as nucleotides
- A.
  
  A nitgogenous bese, a phosphate group, and a pentose sugar
- B.
  
  A pentose sugar and a purine or pyrimidine
- C.
  
  A nitrogenouds base and a phosphate group
8.

Which of the following are nitrogenous bases of the purine type
- A.
  
  Adenine and thymine
- B.
  
  Cytosine and guanine
- C.
  
  Guanine and adenine
- D.
  
  Urcil and cytosone
9.

Which of the following are nitrogenous bases of the pyrimidine type?
- A.
  
  Ribose and deoxyribose
- B.
  
  Thymine and guanine
- C.
  
  Cytosine and uracil
- D.
  
  Adenine and thymine
10.

One of the primary functions of RNA molecules is to ...
- A.
  
  Form the genes of higher organisms
- B.
  
  Function in the synthesis of proteins
- C.
  
  Transmit genetic information to offspring