Struggling with your prescribed literature?
Our Literature Study Guides provide insights and analysis of themes and characters and includes guidelines for writing your exam.
the transfer of pollen from the anther to the stigma of the same plant (self-pollination) or of different plants of the same species (cross-pollination).
a thin, flexible layer of the plant cell wall inside the middle lamella. It consists mainly of...
the volume of air that is inhaled and exhaled during normal breathing.
a gland which secretes substances, usually enzymes, through a duct directly to the part of the...