cell

1234
Across
  1. 3. The process used for making yogurt and bread.
  2. 4. The injections or medicines given to PREVENT diseases and give immunity against the same.
Down
  1. 1. The toxins released by microbes.
  2. 2. The medicines that are used to CURE diseases.
  3. 3. The micro-organism that grows quickly on moist and stale food.