4. In the first experiment, was bacteria making the chickens sick? How do you know?
5. What was actually making the chickens sick?
How do you know?

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.

a covalent bond, specfically triple bond

the growth of the plants is affected by the heat of the light. what is the student doing?

what is the question?