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Biology exam 3
Terms in this set (27)
What are the closest relatives of land plants?
What is the durable polymer found among charophytes that prevents exposed zygotes from drying out?
Alternation of generations
What is the reproductive cycle that plants undergo when alternating between two multicellular stages called?
What are plants with embryos protected withing a parent plant classified as?
Is the gametophyte haploid or diploid?
What do plant sporangia produce?
What are the female gametangia, the site of egg production and fertilization, called?
What are specialized cells that allow for gas exchange between the outside air and the plant called?
What are symbiotic associations between fungi and land plants called?
What are nonvascular plants commonly called?
Is the gametophyte or sporophyte dominant among bryophytes?
What consists of an embryo and nutrients surrounded by a protective coat?
Reduced gametophytes, heterospory, ovules, seeds, and pollen are all common to which type of plant?
What structure produces megaspores that give rise to female gametophytes?
What do pollen grains contain?
Which group of plants have the two key adaptations of flowers and fruits?
Which floral organ consists of a stalk called a filament, with a sac called an anther where pollen is produced?
Which floral organ consists of an ovary at the base and a style leading up to a stigma where pollen is recieved?
What are flowers that have all four organs called?
What are cases called when the characteristics of a flower correlate with its pollinator?
Organisms that sustain themselves through the process of photosynthesis are called what?
What are consumers that feed on other organisms or decompose organic materials called?
What pigment is responsible for the green color of plants?
What molecule is generated in the thylakoid space?
Where are yellow, orange, and red pigments found?
Through what action is xylem sap pulled up through the shoot system?
What control the opening and closing of the stomata?
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