ANSWERS
Super Read! Worksheet 2.2
1.
|
Example |
Question |
| Tay-Sachs disease | What is Tay-Sachs disease? |
| Tay-Sachs disease | How is Tay-Sachs disease transmitted? |
| Tay-Sachs disease | Why is the allele for Tay-Sachs disease preserved in the population? |
| Cystic fibrosis | What causes cystic fibrosis? |
| Cystic fibrosis | What are the symptoms of cystic fibrosis? |
| Albinism | Why are people born with albinism? |
| Albinism | What characteristics are associated with albinism? |
| Albinism | How is albinism different from some other genetic disorders? |
2.
a. Who? prospective parents aware of genetic disorders
in their family history
b. What? genetic counseling
c. Where? genetic counselor's office
d. When? when a couple plans to have children
e. Why? to gain information about the probabilities
of passing genetic disorders
on to their offspring
f. How? tracing family histories, making a pedigree,
molecular techniques
3.
Karotypes allow researchers to
study differences in chromosomes.
| How is a Karotype made? | When is a Karotype useful? | What can a Karotype show? |
| freeze cells in metaphase stain chromosomes photograph chromosomes |
for genome studies for genetic counseling |
disjunction monosomy trisomy Down's Syndrome polyploidy |
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