and Non-Seeded Plants, Green Algae and the Evolution of Land Plants)
primary producers CORRECT ANS-base of many food chains
-fuel, fiber, habitat
-photosythesis
three domains CORRECT ANS-two prokaryotic groups: bacteria and archaea
eukaryotic group: eukarya
all eukaryotes share CORRECT ANS-membrane bound nucleus and other organelles
-there are many lineages of clades of eukarya, most of them are unicellular
protist CORRECT ANS-all eukarya except land plants, fungi, and animals
-simple cellular organization
-abundant in aquatic environemtns
-7 major clades
algae CORRECT ANS-photosynthetic organisms that occur in several different clades
, Exam- Biology 1108 - Exam 2 - Plant Diversity (Gymnosperms, Ferns
and Non-Seeded Plants, Green Algae and the Evolution of Land Plants)
-land plants evolved from a green algal ancestor
primary endosymbiosis CORRECT ANS-protist engulfed cyanobacteria led to the first
photosynthetic eukaryote
five characteristics of green algae CORRECT ANS-1. have a range of growth forms
2. wide variety of habitats
3. chlorophyll a and b
4. starch is a storage product in plastids
5. cell wall with cellulose
when did plants move onto land? CORRECT ANS-475 million years ago
-evidence from unicellular, haploid spores containing sporopollenin
bryophytes CORRECT ANS-earliest diverging group of plants - mosses, liverworts,
hornworts
synapomorphies: