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WorksheetsRibosomes
Total questions: 13
Worksheet time: 5mins
Name
Class
Date
1.
Where can you find ribosomes?
a)
only in prokaryotic cells
b)
only in plant cells
c)
only in eukaryotic cells
d)
in both prokaryotic and eukaryotic cells
2.
Which type of ribosome creates the most proteins that are transported out of the cell?
a)
bound
b)
free-floating
3.
Which type of ribosome creates the most proteins that are used by the cell?
a)
bound
b)
free-floating
4.
In a plant cell, in which two organelles can ribosomes be found?
a)
mitochondria and chloroplasts
b)
mitochondria and lysosomes
c)
chloroplasts and vacuoles
d)
chloroplasts and lysosomes
5.
A ribosome can be best described as...
a)
a protein factory
b)
a trash collector
c)
the powerhouse of the cell
d)
the brain of the cell
6.
What are ribosomes made of?
a)
tissue
b)
organelles
c)
ribosomal RNA molecules and proteins
d)
DNA
7.
Ribosomes are found in following cells
a)
animal
b)
plant
c)
prokaryotic
d)
bacteria
8.
What is the function of the smaller unit of the ribosome?
a)
read the transfer RNA (tRNA)
b)
support the larger unit of the ribosome
c)
read the messenger RNA (mRNA)
d)
take in nutrients for the ribosome
9.
Which type of ribosome creates the most proteins that are transported out of the cell?
a)
bound
b)
free-floating
10.
rRNAs present in Eukaryotic ribosomes
a)
5S
b)
5.8S
c)
16S
d)
28S
11.
Prokaryotic Ribosomes are made up of
a)
40S and 60S subunits
b)
30S and 50S subunits
c)
30S and 60S subunits
d)
40s and 50S subunits
12.
Number of Proteins in Prokaryotic ribosomes
a)
21 in smaller subunit and 31 in larger subunit
b)
33 in smaller subunit and 49 in larger subunit
c)
21 in smaller subunit and 49 in larger subunit
13.
rRNAs present in prokaryotic ribosomes
a)
5S, 16S and 23 S
b)
5,8S, 16S and 23S
c)
5S, 16S and 28S
d)
5S, 18S and 28S
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