1
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Pick out the correct statements :
(a) Haemophilia is a sex-linked recessive disease.
(b) Down's syndrome is due to aneuploidy.
(c) Phenylketonuria is an autosomal recessive gene disorder.
(d) Sickle cell anaemia is an X – linked recessive gene disorder.
A
(a), (b) and (c) are correct
B
(a), (c) and (d) are correct.
C
(a) and (d) are correct
D
(b) and (d) are correct.
2
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
A tall true breeding garden pea plant is crossed with a dwarf true breeding garden pea plant. When the F1 plants were selfed the resulting genotypes were in the ratio of -
A
3 : 1 :: Tall : Dwarf
B
1 : 2 : 1 :: Tall heterozygous : Tall homozygous : Dwarf
C
1 : 2 : 1 :: Tall homozygous : Tall heterozygous : Dwarf
D
3 : 1 :: Dwarf : Tall
3
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Nomenclature is governed by certain universal rules. Which one of the following is countrary to the rules of nomenclature?
A
The names are written in Latin and are italicised.
B
When written by hand the names are to be underlined.
C
Biological names can be written in any language.
D
The first word in a biological name represents the genus name and the second is a specific epithet.
4
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following is required as inducer(s) for the expression of Lac operon?
A
lactose
B
lactose and galactose
C
glucose
D
galactose
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