Which cells are the main "warriors" of the immune system?

Chicken pox and hepatitis are bacterial diseases. true or false?

Isolated volcanic peaks on the ocean floor are

Which scientific design has both practical limitations and limitations due to scale? studying the effect of bleach on the growth of mold spores exposing cultures of duckweed to different intensities of light observing the replication of dna molecules with a hand lens using colored marbles to model a cross between two colors of rabbits