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WorksheetsPedigrees and Alleles
Total questions: 20
Worksheet time: 2hrs 10mins
Name
Class
Date
1.
Refer to the sheet provided.
Is person #4 affected by the trait?
Is person #4 affected by the trait?
a)
Yes
b)
No
2.
Refer to the sheet provided.
Is person #10 affected by the trait?
Is person #10 affected by the trait?
a)
Yes
b)
No
3.
Refer to the sheet provided.
What letter represents the trait?
What letter represents the trait?
a)
Q
b)
q
4.
Refer to the sheet provided.
What letter represents the absence of the trait?
What letter represents the absence of the trait?
a)
Q
b)
q
5.
Refer to the sheet provided.
What would the genotype (letters) be for people WITHOUT the trait?
What would the genotype (letters) be for people WITHOUT the trait?
a)
QQ
b)
Qq
c)
qq
d)
QQ or Qq
6.
FILL IN the sheet provided - label the people WITHOUT the trait with your answer from question 5.
Which people DO NOT have the trait?
Which people DO NOT have the trait?
a)
1 and 2 only
b)
1, 2, 4, 5, 6 and 9
c)
7 and 8 only
d)
3, 7, 8, 10, 11 and 12
7.
Refer to the part of the sheet shown in the picture.
If each person gets ONE letter from EACH parent, and person #7 DOES NOT have the trait, what does the genotype for people #1 and #2 HAVE to be?!
FILL IN #1 and #2!!!
If each person gets ONE letter from EACH parent, and person #7 DOES NOT have the trait, what does the genotype for people #1 and #2 HAVE to be?!
FILL IN #1 and #2!!!
a)
QQ
b)
Qq
c)
qq
d)
QQ or Qq
8.
Refer to the part of the sheet shown.
Can you be SURE exactly what genotype people #5 and #6 have?
Can you be SURE exactly what genotype people #5 and #6 have?
a)
Yes
b)
No
9.
Refer to the part of the sheet shown.
What two genotypes could people #5 and #6 have?
FILL IN the genotypes for people #5 and #6....you get to choose which one because they didn't have kids and it doesn't matter!!!!
What two genotypes could people #5 and #6 have?
FILL IN the genotypes for people #5 and #6....you get to choose which one because they didn't have kids and it doesn't matter!!!!
a)
Qq or QQ
b)
QQ or qq
c)
Qq or qq
10.
FILL IN the rest of the sheet, but think....
If number #8 DOES NOT HAVE the trait, what genotype does person #4 HAVE to have?
If number #8 DOES NOT HAVE the trait, what genotype does person #4 HAVE to have?
a)
qq
b)
Qq
c)
QQ
11.
With genotypes #3 and #4 in place, what's the only genotype that makes sense for person #9?
a)
QQ
b)
Qq
c)
qq
12.
Go to page D-56 and study the pedigree and find Prince Sigmund...(in the middle)
If Sigmund marries a non-carrier female from outside the family, is there ANY chance of his son having hemophilia?
If Sigmund marries a non-carrier female from outside the family, is there ANY chance of his son having hemophilia?
a)
Yes
b)
No
13.
Which genotype is considered a recessive "carrier"?
a)
Pp
b)
PP
c)
pp
14.
Go to page D-60.
What is "polydactyly"?
What is "polydactyly"?
a)
A type of dinosaur
b)
A type of plastic
c)
Extra fingers or toes
15.
Go to page D-45 and look at the drawing in the middle of the page.
If we assigned the letter Q or q to the PTC tasting alleles, what genotype would this person have?
If we assigned the letter Q or q to the PTC tasting alleles, what genotype would this person have?
a)
QQ
b)
Qq
c)
qq
16.
Look over at the PHOTO of the chromosomes on page D-44.
Is this person a BOY or a GIRL?
Is this person a BOY or a GIRL?
a)
boy
b)
girl
17.
Stay on page D-44 and read the top paragraph.
Whose sex cells determine whether a baby will be a boy or a girl?
Whose sex cells determine whether a baby will be a boy or a girl?
a)
Mom's eggs
b)
Dad's sperm
18.
Go all the way back to page B-27!!
What's the atomic mass of zinc?
What's the atomic mass of zinc?
a)
30
b)
12
c)
65.39
19.
Find the element with ATOMIC NUMBER 16. What element is it?
a)
oxygen
b)
sulfur
20.
Find the element PHOSPHORUS.
Look at the color key.
What is PHOSPHORUS?
Look at the color key.
What is PHOSPHORUS?
a)
Non-metal
b)
Alkali metal
c)
Halogen
d)
Noble gas
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