Heredity and Variation(Mendelian Inheritance; Deviations from Mendelism Incomplete dominance, Co-dominance, Multiple alleles and Inheritance of blood groups, Pleiotropy...) NEET Questions

Biology - Genetics and Evolution

Heredity and Variation(Mendelian Inheritance; Deviations from Mendelism Incomplete dominance, Co-dominance, Multiple alleles and Inheritance of blood groups, Pleiotropy...) MCQ Questions


13.

Birds have which type of sex determination?

NEET - 2020

A.

ZW-ZZ

B.

XX-XY

C.

ZO-ZZ

D.

XO-XX

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ANSWER :

A. ZW-ZZ

14.
Honey bees show
A.
Haplodiploidy
B.
ZO-ZZ
C.
XX-XY
D.
XO-XX
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ANSWER :
A. Haplodiploidy
15.
Crossing over occurs during
A.
Pachytene
B.
Zygotene
C.
Diplotene
D.
Leptotene
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ANSWER :
A. Pachytene
16.
Linkage was first observed by
A.
Morgan
B.
Mendel
C.
Sutton
D.
Darwin
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ANSWER :
A. Morgan
17.
Haemophilia is
A.
Autosomal dominant
B.
X-linked recessive
C.
Y-linked dominant
D.
X-linked dominant
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ANSWER :
B. X-linked recessive
18.
Color blindness is more common in
A.
Females
B.
Males
C.
Both equally
D.
Only females
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ANSWER :
B. Males