A certain animal has 4 pairs of homologous chromosomes designated A and a for pair 1, B and b for pair 2, D and d for pair 3, an
d E and e for pair 4. The following questions pertain to this individual:
a. Which chromosomes could not have been contributed as a set by his father?
a) A, B, D, E
b) A, L, D, E
c) Bd
d) A
e) E, e
b. How many chromosomes came from his father? a) 2 b) 4 c) 6 d) 8 e) none of these c. Which chromosome complement is found in his skin cells?
a) aabbDDEE
b) AaBbDdEe
c) AAee
d) ABDE
e) AbDe
f) can't tell for sure because it will vary
d. Which complement could be found in his sperm cells?
a) AABBDDEE
b) Aa BbDdEe
c) Alee
d) ABDE
e) none of these is possible
e. How many chromosomes will he pass on to his daughter?
a) 2 b) 4 c) 6 d) 8 e) a variable number
f. How many chromatids are present at metaphase I in his primary spermatocytes?
a) b) 4 c) 8 d) 12 e) 16
g. How many pairs of homologous chromosomes are present at metaphase II in his secondary spermatocytes?
a) O b) 4 C) 8 d) 12 e) 16
a. Which chromosomes could not have been contributed as a set by his father?
a) A, B, D, E
b) A, L, D, E
c) Bd
d) A
e) E, e
b. How many chromosomes came from his father? a) 2 b) 4 c) 6 d) 8 e) none of these c. Which chromosome complement is found in his skin cells?
a) aabbDDEE
b) AaBbDdEe
c) AAee
d) ABDE
e) AbDe
f) can't tell for sure because it will vary
d. Which complement could be found in his sperm cells?
a) AABBDDEE
b) Aa BbDdEe
c) Alee
d) ABDE
e) none of these is possible
e. How many chromosomes will he pass on to his daughter?
a) 2 b) 4 c) 6 d) 8 e) a variable number
f. How many chromatids are present at metaphase I in his primary spermatocytes?
a) b) 4 c) 8 d) 12 e) 16
g. How many pairs of homologous chromosomes are present at metaphase II in his secondary spermatocytes?
a) O b) 4 C) 8 d) 12 e) 16
1 answer:
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