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Doctors Medicines MCQs Q&A

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

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1 Answers

(a) Pairs.

(b) Recessive; Dominant.

(c) Free; attached.

(d) 23; 46.

(e) Four.

(f) Sex; Female; male.

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