How many pairs of gene does a human have?

What are the ways to sterilize laboratory media? Is ink a compound a solution or a mixture? Proteins are long molecules that are built from what various combinations? Does the reaction time decrease when you are dehydrate? Is Toxins from pathogenic bacteria can be destroyed by freezing and cooking true or false? How does the organs in the circulatory system work? Why is the larynx not a vital organ? What would happen if the whole royal family died? Did Isaac Newton like working on the family farm? What does lipemic specimen mean? What 9 letter word describes body structures that don't seem to have a function? What are two Benefits of middlemen? Are there over 100 different elements? Is amylase and lipase elevated with ibs? What is a example of converting electrical energy into magnetic energy? What is the string thing you pull down to change the speed of a ceiling fan? Is it true that the dust bowl was a terrible tornado that hit Oklahoma with lots of rain? Are neourotransmiters calcium ions? Most minerals come from deep inside the earth? Is mars red because of copper?