Cell Crossword

123456
Across
  1. 3. the powerhouse of the cell
  2. 6. the cell's 'brain'
Down
  1. 1. a life-threatening sickness that comes from contact with feces
  2. 2. a plague that wiped 1/3 of the population in the 13th century
  3. 4. a worldwide sickness that happened, (or is happening) in 2021
  4. 5. the smallest living thing