Textbook ExpertVerified Tutor
13 Nov 2021
Background and context
Angiosperms are a large group of plant life consisting of flowers and stems containing seeds that are encased inside a carpel. This includes grasses, shrubs, herbaceous plants, and most trees. The pollen grain can be described as a microscopic structure that holds the male reproductive cell of a plant. It is essential in the fertilization of a plant.
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