Download Reading Study Guide B

CHAPTER 5
DNA and Modern Genetics
SECTION
DNA AND RNA ARE REQUIRED TO MAKE PROTEINS.
5.1 Reading Study Guide B
BIG IDEA DNA
is a set of instructions for making cell parts.
KEY CONCEPT
DNA and RNA are required to make proteins.
Review
Traits are passed on through genes.
Take Notes
I.
DNA is the information molecule. (p. 135)
1.
Fill in the main idea chart for the main idea shown.
DNA does not actually perform any of the activities it has instructions for.
A. Proteins and Amino Acids (p. 136)
2.
How many amino acids are needed to make up the proteins found in the
human body? ____________
3.
How is DNA related to the amino acids in the body?
B. DNA and the Genetic Code (p. 136)
4.
Draw an X on the location of the nucleotide bases on the DNA.
Copyright © by McDougal Littell, a division of Houghton Mifflin Company
DNA is the information molecule.
254 CELLS AND HEREDITY, CHAPTER 5, READING STUDY GUIDE B
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C. Replication (p. 137)
Above each nucleotide base, write the letter of the nucleotide that will match
up to it.
A
6.
T
G
CHAPTER 5
DNA and Modern Genetics
5.
T
What is replicated during the process called replication?
II. RNA is needed to make proteins. (p. 138)
7.
Fill in the frame game for RNA.
Copyright © by McDougal Littell, a division of Houghton Mifflin Company
RNA
A. Transcription (p. 138)
8.
Describe the DNA transcription process by completing each sentence.
During transcription, DNA is used to make _______________________________________.
Only _________________________________________________________ are transcribed.
Many copies of RNA can be made from _________________________________________.
B. Translation (p. 139)
9.
How do ribosomes use mRNA molecules?
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