1. Suppose a child was found to have the chromosome pattern shown in Figure 1 above. a. Is the child a male or female? Female b. Explain your answer. There are tho x chromosomes c. Down syndrome is caused by one extra autosome in each cell. What pair of chromosomes has an 21 extra chromosome? d. How did this child get an extra chromosome? 2. Suppose a child was found to have the chromosome pattern shown in Figure 2 above. Mule a. Is the child a male or female? b. Explain your answer. There is a y cranosoma c. Which chromosome is the extra chromosome, an X or Y? X d. How did the child get an extra chromosome?

Human Anatomy & Physiology (11th Edition)
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STUDY GUIDE
ER 27
Name
GENETIC DISORDERS
In your textbook, read about errors in chromosome number in Section 27:3.
X X X X X X X X X X X X X X
2
3
4
5 6
7
XK XX XX X* XX XX XX XX
8 9 10 11 12 13 14 15
XX XX XX ** ** *** **
21
22
16 17 18 19 20
Figure 1
Date
XX
Class
CHAPTER 27
Km al jk kk kk
2 3
4
5
up k
6
XE XX XK XK BX XX XX XX
8
9 10
11
12 13 14 15
XX XX XX X* ** ** ** X Ka
16 17 18 19 20 21 22 XXY
Figure 2
1. Suppose a child was found to have the chromosome pattern shown in Figure 1 above.
a. Is the child a male or female? Female
b. Explain your answer. There are the X
сильмого
chromosomes
c. Which chromosome is the extra chromosome, an X or Y? _X
d. How did the child get an extra chromosome?
21
c. Down syndrome is caused by one extra autosome in each cell. What pair of chromosomes has an
extra chromosome?
d. How did this child get an extra chromosome?
2. Suppose a child was found to have the chromosome pattern shown in Figure 2 above.
Male
a. Is the child a male or female?
b. Explain your answer.
There is a y aminosome
Transcribed Image Text:STUDY GUIDE ER 27 Name GENETIC DISORDERS In your textbook, read about errors in chromosome number in Section 27:3. X X X X X X X X X X X X X X 2 3 4 5 6 7 XK XX XX X* XX XX XX XX 8 9 10 11 12 13 14 15 XX XX XX ** ** *** ** 21 22 16 17 18 19 20 Figure 1 Date XX Class CHAPTER 27 Km al jk kk kk 2 3 4 5 up k 6 XE XX XK XK BX XX XX XX 8 9 10 11 12 13 14 15 XX XX XX X* ** ** ** X Ka 16 17 18 19 20 21 22 XXY Figure 2 1. Suppose a child was found to have the chromosome pattern shown in Figure 1 above. a. Is the child a male or female? Female b. Explain your answer. There are the X сильмого chromosomes c. Which chromosome is the extra chromosome, an X or Y? _X d. How did the child get an extra chromosome? 21 c. Down syndrome is caused by one extra autosome in each cell. What pair of chromosomes has an extra chromosome? d. How did this child get an extra chromosome? 2. Suppose a child was found to have the chromosome pattern shown in Figure 2 above. Male a. Is the child a male or female? b. Explain your answer. There is a y aminosome
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