Unit 7 Essential Skill Review

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12 Δεκ 2012 (πριν από 4 χρόνια και 8 μήνες)

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Name ______________________________ Period ____

Unit
7

Essential Skill Review

7
-
1. Be able to explain the structure of
DNA
, using the following terms:
nucleotide
,
double helix
, and
complementary

bases
.
(CSS: 5a
-
b)

Vocabulary



define each of the following terms:

DNA
-


Double Helix
-


Deoxyribose sugar

-

Phosphate group



Nitrogen base



Hydrogen bond



Adenine



Guanine



Cytosine



Thymine



Nucleotide
-


Diagrams



Label each of th
e following diagrams using the terms above.



Written Explanation



Write
2
-
4 sentences
describing the structure of a DNA molecule.



Name ______________________________ Period ____

Unit
7

Essential Skill Review

7
-
2. Be able to explain the difference between
transcription

and
translation

in term of location in the cell, why they occur
and the nucleic acids (
DNA
,
mRNA
,
tRNA
,
rRNA
) involved.
(CSS: 1d, 4a)

Vocabulary



define each of the following terms:

Protein



Amino acid



Protein synthesis



Transcription



Translation
-


Ribosome



DNA



mRNA



tRNA



rRNA



Codon



Anticodon
-

Diagrams



Label the following diagram

using the terms above.


Written Expla
nation



Write 2
-
4 sentences explaining
how DNA and RNA is used to make proteins
.



Name ______________________________ Period ____

Unit
7

Essential Skill Review

7
-
3. Be able to use the
Genetic Code

to identify
codons
,
anti
-
codons
, and
amino acids

from a DNA sequence.
(CSS: 4a
-
e)

Vocabulary



define each of the following terms:

Gene

--

mRNA
-

tRNA

Codon



Anti
-
codon



Genetic code
-


Amino acid
-


Protein
-


Practice Problems



Use the Genetic Code provided t
o determine the amino acid sequence coded for by the following
DNA sequences.


DNA

T AC

GGT

T T A

C C G

A T T

G T G

m R N A







t R N A







A m i n o a c i d








D N A

T A C


G T C


A G T

A T C

mR NA


AA
U


U G G



t R NA







Ami n o a c i d








DNA

GGC

T A C


G A A


A T C

mR NA





A G U


t R NA



C U C




Ami n o a c i d








Wr i t t e n E x p l a n a t i o n



Wr i t e 2
-
4 s e n t e n c e s e x p l a i n i n g h o w y o u c a n d e t e r mi n e
t h e a mi n o a c i d s e q u e n c e o f a p r o t e i n g i v e n
t h e D N A s e q u e n c e o f a g e n e.



Name ______________________________ Period ____

Unit
7 Essential
Skill Review

7
-
4. Know how
genetic engineering

can be used to alter cells by incorporating
exogenous DNA

into the cells.
(CSS: 5c
-
e)

Vocabulary



define each of the following terms:

Gene


Cloning Vector/Plasmid
-


Restriction enzyme



Sticky ends



Exogenous DNA



Recombinant DNA



Transgenic organism
-


Gene splicing
-

Diagrams



Label the following diagram using the terms above.


Written Explanation



Write 2
-
4 sentences explaining
the step
s involved in gene splicing.