Name
Date
Genetics and Biotechnology
Section 1 Applied Genetics
Main Idea
Details
Scan Section 1 of the chapter. Use the checklist as a guide.
Read all section titles.
Read all boldfaced words.
Read all tables and graphs.
Look at all pictures and read the captions.
Write three facts you discovered about genetic technology.
1.
2.
3.
Use your book or dictionary to define hybrid.
hybrid
New
Vocabulary
Use your book or dictionary to define each term. Then look
through the section to find a sentence with each term and write
the sentence.
selective breeding
inbreeding
test cross
132
Genetics and Biotechnology
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Review
Vocabulary
Name
Date
Section 1 Applied Genetics
Main Idea
Selective
Breeding
I found this information
.
on page
(continued)
Details
Summarize selective breeding by completing the prompts.
Goal:
Example:
The offspring of parents that have different forms of a trait:
.
Two different types of selective breeding:
and
Analyze inbreeding and hybridization by identifying the effect, an
advantage, and a disadvantage of each.
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Inbreeding
advantage:
effect:
disadvantage:
Hybridization
advantage:
effect:
disadvantage:
Genetics and Biotechnology
133
Name
Date
Section 1 Applied Genetics
Main Idea
Test Cross
I found this information
.
on page
(continued)
Details
Analyze the use of a test cross to determine the genotype of a
yellow flower by completing the prompts. The first one has been
done for you.
The genotype of the white flower: yy
Possible genotypes of the yellow flower:
Possible
Phenotypes
Possible
Genotypes
offspring if the
yellow flower is
heterozygous
offspring if the
yellow flower is
homozygous
Create a Punnett Square that shows the result of each test cross.
Homozygous:
Summarize how test crosses work by using the words genotype
and phenotype to complete the sentence.
of the offspring can reveal
In a test cross, the
the
C ONNECT
of the parents.
Selective breeding practices have been used since ancient times.
Provide specific examples where selective breeding has resulted in plants or animals
that are familiar to us today.
134
Genetics and Biotechnology
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Heterozygous: