The students used two pieces of equipment. Give the scientific name of a square frame measuring 0.5m x 0.5 m

bc blah

explanation:

bc blah

i wish i could with all of them i can barley see the first one so here's the answer to the first one b

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.