Which of the following would you describe as a public health issue?

a.
a sudden outbreak of cholera
b.
a man having an operation due to food poisoning
c.
a candy store opening up in town

When does the circulatory system work with the respiratory system? a. during blood cell formation b. during cellular respiration c. during intestinal digestion d. during a viral infection

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.

Which best describes a benefit of using dna technology in medicine? a) medicine can be produced in mass quantities. b) medicine can be distributed at a reduced cost. c) medicines have fewer side effects. d) medicines are resistant to antibiotics.