1
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
According to mendelism which character is showing dominance ?
A
Green colour in seed coat
B
Wrinkled seed
C
Terminal position of flower
D
Green pod colour
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Due to the cross between TTRr × ttrr the resultant progenies showed how many percent plants tall, red flowered :
A
50%
B
100%
C
75%
D
25%
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Mongolian idiots are due to trisomy in 21st chromosome is called :
A
Kleinfelters syndrome
B
Down's syndrome
C
Turner's syndrome
D
Triplex syndrome
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
In Drosophila the XXY condition leads to femaleness whereas in human beings the same condition leads to Klienfelter's syndrome in male. It proves :
A
Y chromosome is active in sex determination in both human beings and Drosophila
B
In Drosophila Y-chromosome decides femaleness
C
Y chromosome of man have genes for syndrome
D
In human beings Y chromosome is active in sex determination
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