PLEASE HELP ITS DUE RIGHT NOW!! People who are lactose intolerant lack the lactase enzyme. They often experience digestive problems when they eat dairy products. Do the results of Demetri's experiment support this scenario? Explain your response.

bacteria could be both, harmful and to us. harmful bacteria could make us sick and probably even by getting the chances of getting a disease, but good bacteria fight it off with your immune system. there is always bacteria everywhere we go. we need to make sure to wash our hands after using the restroom, before eating, after eating, after petting an animal too. so you see, bacteria is everywhere and is harmful or . i hope this . : ) : ) : )

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.

answer///(c) the maximum number of organisms an environment can support for a long time; i believe this is correct, plz check luck;