NO LINKS Why was penicillin considered a miracle drug?

A. It is made from mold.

B. It cures deadly diseases.

C. It prevents bacterial infections.

D. It was discovered during World War I.

Hi they

B is answer

why? well because when they discover it this changes the world. this drug helped with infections or bacterial and more.

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.