1
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
In a testcross involving F1 dihybrid flies, more parental-type offspring were produced than the recombinant-typeoffspring. This indicates
A
Both of the characters are controlled by more than one gene
B
The two genes are linked and present on the same chromosome
C
The two genes are located on two different chromosomes
D
Chromosomes failed to separate during meiosis
2
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Which of the following most appropriately describes haemophilia ?
A
Chromosomal disorder
B
X-linked recessive gene disorder
C
Dominant gene disorder
D
Recessive gene disorder
3
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Match the terms in Column-I with their description in Column-II and choose the correct option :
Column-I Column-II
(a) Dominance (i) Many genes govern a single character
(b) Codominance (ii) In a heterozygous organism only one allele expresses
itself
(c) Pleiotropy (iii) In a heterozygous organism both alleles express
themselves fully
(d) Polygenic inheritance (iv) A single gene influences many characters
A
(a) - (ii), (b) - (iii), (c) - (iv), (d) - (i)
B
(a) - (iv), (b) - (i), (c) - (ii), (d) - (iii)
C
(a) - (ii), (b) - (ii), (c) - (iv), (d) - (iii)
D
(a) - (iv), (b) - (iii), (c) - (i), (d) - (ii)
4
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
A cell at telophase stage is observed by a student in a plant brought from the field. He tells his teacher that this cell is not like other cells at telophase stage. There is no formation of cell plate and thus the cell is contaning more number of chromosomes as compared to other dividing cells. This would results in -
A
Polyteny
B
Aneuploidy
C
Polyploidy
D
Somaclonal variation
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