1
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
How many true breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits?
A
14
B
4
C
2
D
8
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
In Antirrhinum (Snapdragon), a red flower was crossed with a white flower and in F1 generation, pink flowers were obtained. When pink flowers were selfed, the F2 generation showed white, red and pink flowers. Choose the incorrect statement from the following :
A
Ratio of F2 is $${1 \over 4}$$ (Red) : $${2 \over 4}$$ (Pink) : $${1 \over 4}$$ (White)
B
Law of Segregation does not apply in this experiment
C
This experiment does not follow the Principle of Dominance
D
Pink colour in F1 is due to incomplete dominance
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
The frequency of recombination between gene pairs on the same chromosome as a measure of the distance between genes was explained by :
A
Alfred Sturtevant
B
Gregor J. Mendel
C
Sutton Boveri
D
T.H. Morgan
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
What is the genetic disorder in which an individual has an overall masculine development, gynaecomastia, and is sterile?
A
Edward syndrome
B
Down’s syndrome
C
Turner’s syndrome
D
Klinefelter’s syndrome
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