If embryonic testes properly produce testosterone, but
a genetic male nevertheless develops female external genitalia, the cause could
be a mutation in the gene that codes for
the testosterone receptor.
Mutation
of gene means, change in the sequence of DNA (deoxyribonucleic acid). A genetic disorder is a condition when mutations occurred in one or more genes.
Crossing over at prophase I results in the linked genes (those on the same chromosome) becoming unlinked and separated. Prophase I is this first stage of meiosis, the chromosomes condense, form tetrads<span>, and exchange DNA. The nucleolus and nuclear envelope disappear.</span>
<span>The treatments can be compared to each other instead of to a control... I believe.</span>
The palisade mesophyll has long cylinder shaped cells, lots of chloroplasts, cells closely packed together and large size of cells.
