Question 17:
Fill in the following blanks with suitable words :Fill in the following blanks with suitable words :
(a) Genes always work in …………………
(b) In pea plants, the gene for dwarfness is………………… whereas that for tallness is…………………
(c) Most people have………………… earlobes but some have………………… earlobes.
(d) A human gamete contains………………… chromosomes whereas a normal body cell has………………… chromosomes in it.
(e) All races of man have………………… blood groups.
(f) The………………… chromosomes for a………………… are XX whereas that for a………………… are XY.
Lakhmir Singh Biology Class 10
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a) pairs
b) recessive , dominant
c) free , attached
d)23, 46
e) 4 types
f)sex, females , males
hope this helps... PLZ MARK BRAINLIEST..
b) recessive , dominant
c) free , attached
d)23, 46
e) 4 types
f)sex, females , males
hope this helps... PLZ MARK BRAINLIEST..
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