The combination of two plants, one containing DMT and the other containing harmaline (an MAO inhibitor), was originally used by indigenous cultures in South America and is called,

one would be wind another would be water density

the answer to the blank provided is “an autosomal gene that is required for the expression of genes on the x chromosome”.

testis-determining factor, abbreviated as td, which is more popularly known as sex-determining region y or sry protein, is a dna-binding protein or  gene-regulatory protein/transcription factor, encoded by the  sry gene. it is the gene responsible for the initiation of male gender determination in humans.