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Biology 7 Online
OpenStudy (anonymous):

Which of the following is heterozygous? A. RR B. rr C. Rr D. XX

OpenStudy (anonymous):

big r little r

OpenStudy (anonymous):

Yes, You are right. Rr is the answer.

OpenStudy (anonymous):

heterozygous is the big and the little and homozygous is the same like little r little r and big r big r :)

OpenStudy (anonymous):

wooohooo! ha ha lol! thank goodness

OpenStudy (anonymous):

Hetero means different. If it was homozygous then it would mean same. Example: RR, or rr.

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