Name: 
 

Grade 8 Science - TAKS - 7.9B - Cells - Post-Test



Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 

RNA polymerase
a.
is the enzyme that creates hydrogen bonds between nucleotides on the DNA template strand and their complementary RNA nucleotides. 
b.
is a ribozyme composed of snRNPs.
c.
begins transcription at a prompter sequence and moves along the template strand of DNA. 
d.
is the enzyme responsible for the production of ribonucleotides.
 

 2. 

The process of making sugar from carbon dioxide and water with the aid of energy from the sun is called
a.
ATP.
b.
Crebs Cycle.
c.
mitochondria cycle.
d.
photosynthesis.
 

 3. 

Cytoskeleton consists of
a.
microfilaments.
b.
microtubules.
c.
intermediate filaments. 
d.
all of the above.
 

 4. 

The smooth endoplasmic reticulum is
a.
the place where amino acids are built. 
b.
where secretory proteins are manufactured.
c.
where cellular waste is packed. 
d.
the site of fatty acid synthesis.
 

 5. 

Cells without a nucleus are called
a.
polynuclear cells
b.
animal cells
c.
prokaryotic cells
d.
eukaryotic cells
 



 
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