Which of these tools is used to transfer a gene into an animal?
a. molecular scissors
b. vector
c. ligase enzyme

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

Compare and contrast cladistics and phylogeny. what are their advantages and disadvantages? which is the most useful in understanding how an organism developed into its current form? which concept most strongly supports your opinion about the origin of any given organism?

What is the similarities and differences between bacteria and eukaryote?