Test 3 A Flashcards
Clades that make up Archaeaplastida
Glaucophytes Rhodophytes Chlorophytes Charaphytes Plants
What archaeaplastida clades are part of Viridiplantae
Chlorophytes
Charophytes
Plants
Plants have what kind of life cycle?
Sporic life cycle
What 2 things are formed within a protected structure (“sterile jacket”)?
Gametes and Spores
Spores are formed within what?
sporangia
gametes are formed with what?
gametangia
Microspores always for what?
males
Megaspores (macrospores) always for what?
females
sperm are formed in?
antheridia
eggs are formed in?
archegonia
What is sporopollenin
wax layer that protects spores (pollen)
Plants have an open system of growth. What does this mean?
Indeterminate: No way of knowing how many leaves or branches it will have
Plants grow by what?
Meristems
What two categories of meristems are there?
1º—apical: growing from tips of roots and stems
2º—lateral: thickening the size of the stem
What is special about 1º and 2º meristems?
1º: seedlings have exactly 2
2º: forms rings on trees and wood