Carbon dioxide, or CO2.
Plants produce oxygen for us to breathe, and in exchange they take the gas we breathe out: carbon dioxide.
Answer:
The virus will make people vote for whichever candidate they think will slow the spread of virus the most effectively. It may make it harder for people to get to the polls to vote, from fears of catching the virus while in the act of voting.
The cell wall contains not only cellulose and protein, but other polysaccharides as well. The cell wall provides structural support and protection. Pores in the cell wall allow water and nutrients to move into and out of the cell. The cell wall also prevents the plant cell from bursting when water enters the cell.
Answer:
I am not sure but I think the answer is of first one.
