I and III.
Chargaff's law and Rosalind Franklin's discoveries
it would be C because kingdom is animalia, phylum is chordata, class is mammalia and order is carnivora and humans and tigers are both carnivors
Answer:
They are Y shaped proteins that work kind of like a laser on a gun in a sense
Explanation:
They latch on to intruders and serve as signals to the immune system to attack the bacteria they have launched on to. After the Bacteria has been destroyed they also stay around and remember what that bacteria looked like so your body can try and stop that type of bacteria sooner and more effectively.