October 6, 2015

Homework Help: Representing Human Traits

Posted by Human Traits on Monday, April 7, 2008 at 5:57pm.

I'm confused on when to use a two capital letters, two lowercase letters or one of each. This is for traits. We just started it in Biology. It has something to do with heterozygous and homozygous dominant and homozygous recessive and so on.

For example Pp PP pp I don't know when to use which one.

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