Module 11 Flashcards
Botany
The study of plants
Alternation of generations
A life cycle in which there is both a multicellular diploid form and a multicellular haploid form
Vascular tissue
A system of tube-shaped cells branching throughout a plant that transports materials between roots and shoots
Dominant generation
In alternation of generations, the generation that occupies the largest portion of the life cycle
Pollen
A fine dust that contains the sperm of seed-producing plants
Cotyledon
A “seed leaf” that develops as a part of the seed; it provides nutrients to the developing seedling and eventually becomes the first leaf of the plant
Perennial plants
Plants that grow year after year
Annual plants
Plants that live for only one year
Biennial plants
Plants that live for two years
Perfect flowers
Flowers with both stamens and carpels
Imperfect flowers
Flowers with either stamens or carpels, but not both
Pollination
The transfer of pollen grains from the anther to the carpel in flowering plants
Seed
An ovule with a protective coating, encasing a mature plant embryo and a nutrient source
Fruit
A mature ovary that contains a seed or seeds
