Heredity and Evolution
Votes & Answers
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261
What do you understand by the term ‘variation’? (b) Name two human traits which show varia...
By BidishaKashayap1333, 4 years ago
replies 1
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272
How does the creation of variation in a species ensure its survival?
By BidishaKashayap1333, 4 years ago
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116
Why did Mendel choose pea plants for conducting his experiments on inheritance? (b) State ...
By BidishaKashayap1333, 4 years ago
replies 1
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1
321
What is meant by ‘heredity’? What are the units of heredity? (b) State Mendel’s first law ...
By BidishaKashayap1333, 4 years ago
replies 1
0
1
263
Give the contrasting traits of the following characters in pea plant and mention which is ...
By BidishaKashayap1333, 4 years ago
replies 1
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158
Does genetic combination of mother play a significant role in determining the sex of a new...
By BidishaKashayap1333, 4 years ago
replies 1
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148
Gregor Mendel’s first law of genetics states “Of a pair of contrasted characters, only one...
By BidishaKashayap1333, 4 years ago
replies 1
0
1
119
In a human, how many chromosomes are present in: (a) a brain cell? (b) sperm in the testes...
By BidishaKashayap1333, 4 years ago
replies 1
0
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338
If a normal human cell has 46 chromosomes, how many chromosomes will be there in a human (...
By BidishaKashayap1333, 4 years ago
replies 1
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306
What is the genotype of dwarf plants which always produced dwarf offspring? (b) What is th...
By BidishaKashayap1333, 4 years ago
replies 1
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