Penny writes a word equation to describe photosynthesis. Which of the following is correct? A Carbon dioxide and water combine and produce sugar and oxygen.
Nitrogen and carbon dioxide combine and produce oxygen and sugar.
Oxygen and sugar combine and produce nitrogen and carbon dioxide.
Sugar and oxygen combine and produce carbon dioxide and water.

Carbon dioxide + water -> glucose and oxygen

So, the answer would he 'A carbon dioxide and water combine and produce sugar and oxygen'.

Hope this helps! :)

lipid

explanation:

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.