Which blood component makes up 41% of the blood’s volume?
plasma

red blood cells

platelets

white blood cells

Describe the primary and secondary immune response in terms of speed and number of antibodies produced?

Dna. we have heard that we are a product of our dna. but where is it? how do we "get" our dna? it is passed to us, from our parents, but in what form? several vocabulary words associated with inheritance are used interchangeably and sometimes, incorrectly. let's see if you can clear this up for someone just learning about inheritance and cell structure.

What drives an advertising campaign?