The answer is c because we just learned about it today. Viruses destroy cells
1. False ( Its also used to hold up other plants, its a wooden arch)
2.False (cover crops are crops planted to prevent soil erosion not to harvest, think grass)
3.False (depends on the wine, but no wine is harvested during maximum sugar content. The more sugar the higher the alcohol content)
Answer:
1. Air warms, becomes less dense, it rises
2. Air cools down, increases density (becomes denser), it sinks
Answer: true
Explanation: in able to do this it has to transport proteins that can span the cell membrane and allowi the permeable membrane to regulate which molecules enter and leave a cell.
Question answered by:
(jacemorris04)