Ice floats in water because
A. it has more mass and less volume than water
B. it has less mass and less volume than water
C. it has the same mass and greater volume than water
D. it has the same mass and less volume than water

answer; hypnagogic sensations)

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.