Chromosomal Basis of Inheritance
When zygote doesn?t have normal number of chromosomes, it’s said to have
aneuploidy
Proploidy
Multiploidy
Anaploidy
aneuploidy
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Which of following is triploid?A. banana
B. pea
C. strawberries
D. wheat
Which of following denotes a methyl group?
A. CH2
B. CH3
C. CH4
D. CH7
Which of following cancers occurs due to Philadelphia chromosome?
A. chronic myeloid d leukemia
B. brain cancer
C. breast cancer
D. liver cancer
Which of following disease have a high risk of occurring in Down?s syndrome patients?
A. leukemia
B. stroke
C. malaria
D. polio
Methylation has what effect on Igf2 gene?
A. deletion
B. activation
C. silencing
D. upregulation
How many mutations have been found so far that cause Leber?s hereditary optic neuropathy?
A. 1
B. 2
C. 3
D. 4
Human X chromosome consists of approximately how many genes?
A. 500
B. 1000
C. 1100
D. 300
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