Struggling with your prescribed literature?
Our Literature Study Guides provide insights and analysis of themes and characters and includes guidelines for writing your exam.
an opening between the guard cells.
blood vessels that transport deoxygenated blood from the heart to the lungs.
the growth of cities due to the influx of people from rural areas.
strengthened, elongated xylem cells that conduct water.
the process in plant cells where the cell membrane pulls away from the cell wall due to the loss...
the water that is found underground in soil pore spaces and in the cracks and spaces within rock...