19) Sex determination in mammals is due to the SRY gene. Which of the following could allow a person with an XX karyotype to develop a male phenotype?
A) the loss of the SRY gene from an autosome
B) translocation of SRY to a X chromosome
C) a person with an extra autosomal chromosome
D) a person with one normal and one shortened (deleted) X

2hydrogen and 1 covalent

The main role of dna in the  cell is the long-term storage of information. it is often compared to a blueprint, since it contains the instructions to construct other components of the  cell, such as  proteins  and rna molecules.the main function of rna is to carry information of amino acid sequence from the genes to where  proteins  are assembled on  ribosomes  in the  cytoplasm. mark brainliest, my work is good.