What is the best way to document blood spatter patterns for subsequent bloodstain pattern analysis? crime scene drawing videotaping sampling photographs

How do antiviral drugs work? in your own words.

What percentage of light hits earth's surface directly?

Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d