Glencoe Biology

Section 3: Chromosomes and Human Heredity

Self-Check Quizzes-English

1
The protective caps at the end of chromosomes are called ____.
A)karyotypes
B)telomeres
C)disjunctions
D)polygenic caps
2
Down syndrome results from a (an) ____ chromosome.
A)enlarged
B)missing
C)extra
D)weak
3
What can be performed in order to investigate what genes a parent might be carrying?
A)fetal testing
B)disease screening
C)telomeres
D)vaccination
4
Having only one of a particular type of chromosome is called ____.
A)monosomy
B)trisomy
C)trisomy 21
D)down syndrome
5
What genetic condition does this table give examples of?

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A)environmental influences on chromosomes
B)normal chromosomal pairs
C)sex chromosomes that have separated abnormally
D)dosage compensation in chromosomes
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