Chapter 29 - Plant Diversity I: How Plants
Colonized Land
For a lot of Earth's history, the land floor turned into largely ___. Some ___ lived on land 3.2
billion years in the past, but it become best within the closing 500 million years that ___
flowers, fungi, and animals joined them ashore. Finally, through 385 million years ago, the
primary ___ regarded (but with specific ___ than those of nowadays)
Lifeless; prokaryotes; small; wooded area; species
Plants advanced from ___ ___
Green algae
Plants Evolved from Green Algae
There are greater than 325,000 acknowledged ___ species these days; most live on ___
Plant; land
Plants Evolved from Green Algae
Plants supply ___, ___ assets, and ___ for plenty different terrestrial organisms
Oxygen; meals; habitat
Plants Evolved from Green Algae
Green algae (___ protists) referred to as ___ are the nearest family of plant life
Photosynthetic; charophytes
Evidence of Algal Ancestry
Plants and some algae are ___, ___, photosynthetic ___
Multicellular; eukaryotic; autotrophs
Evidence of Algal Ancestry
,Some algae, like vegetation, have ___ of their mobile partitions and ___ containing ___ a
and b
Cellulose; chloroplasts; chlorophyll
Evidence of Algal Ancestry - Shared Traits Between Plants and Charophytes
___-synthesizing membrane proteins are organized in ___, as opposed to linear units
Cellulose; rings
Evidence of Algal Ancestry - Shared Traits Between Plants and Charophytes
Sequence similarities in ___, ___, and ___ DNA
Nuclear; chloroplast; mitochondrial
Evidence of Algal Ancestry - Shared Traits Between Plants and Charophytes
Structure of ___ ___
Flagellated sperm
Evidence of Algal Ancestry
Recent genetic analysis indicates ___ inside the clade ___ are the closest living relatives of
plants
Charophytes; Zygnematophycaea
Evidence of Algal Ancestry
Plants aren't descended from ___ charophytes, but percentage a ___ ___ with them
Modern; commonplace ancestor
Adaptations Enabling the Move to Land
Charophytes have a coating of ___
Sporopollenin
, Adaptations Enabling the Move to Land
Sporopollenin
A polymer that forestalls zygotes from drying out
Adaptations Enabling the Move to Land
Sporopollenin is likewise observed in plant ___ ___
Spore partitions
Adaptations Enabling the Move to Land
The flow to land provided blessings: ___ sunlight, more considerable ___, and ___-___ soil
Unfiltered; CO2; nutrient-rich
Adaptations Enabling the Move to Land
Land additionally presented challenges: a lack of ___ and shortage of ___ help towards ___
Water; structural; gravity
Adaptations Enabling the Move to Land
Plants ___ as diversifications developed that enabled them to thrive on ___ notwithstanding
demanding situations
Diversified; land
Adaptations Enabling the Move to Land
The placement of the boundary dividing ___ from ___ is the problem of ongoing debate
Plants; algae
Adaptations Enabling the Move to Land
The traditional definition equates the kingdom ___ with ___ (plants with embryos)
Colonized Land
For a lot of Earth's history, the land floor turned into largely ___. Some ___ lived on land 3.2
billion years in the past, but it become best within the closing 500 million years that ___
flowers, fungi, and animals joined them ashore. Finally, through 385 million years ago, the
primary ___ regarded (but with specific ___ than those of nowadays)
Lifeless; prokaryotes; small; wooded area; species
Plants advanced from ___ ___
Green algae
Plants Evolved from Green Algae
There are greater than 325,000 acknowledged ___ species these days; most live on ___
Plant; land
Plants Evolved from Green Algae
Plants supply ___, ___ assets, and ___ for plenty different terrestrial organisms
Oxygen; meals; habitat
Plants Evolved from Green Algae
Green algae (___ protists) referred to as ___ are the nearest family of plant life
Photosynthetic; charophytes
Evidence of Algal Ancestry
Plants and some algae are ___, ___, photosynthetic ___
Multicellular; eukaryotic; autotrophs
Evidence of Algal Ancestry
,Some algae, like vegetation, have ___ of their mobile partitions and ___ containing ___ a
and b
Cellulose; chloroplasts; chlorophyll
Evidence of Algal Ancestry - Shared Traits Between Plants and Charophytes
___-synthesizing membrane proteins are organized in ___, as opposed to linear units
Cellulose; rings
Evidence of Algal Ancestry - Shared Traits Between Plants and Charophytes
Sequence similarities in ___, ___, and ___ DNA
Nuclear; chloroplast; mitochondrial
Evidence of Algal Ancestry - Shared Traits Between Plants and Charophytes
Structure of ___ ___
Flagellated sperm
Evidence of Algal Ancestry
Recent genetic analysis indicates ___ inside the clade ___ are the closest living relatives of
plants
Charophytes; Zygnematophycaea
Evidence of Algal Ancestry
Plants aren't descended from ___ charophytes, but percentage a ___ ___ with them
Modern; commonplace ancestor
Adaptations Enabling the Move to Land
Charophytes have a coating of ___
Sporopollenin
, Adaptations Enabling the Move to Land
Sporopollenin
A polymer that forestalls zygotes from drying out
Adaptations Enabling the Move to Land
Sporopollenin is likewise observed in plant ___ ___
Spore partitions
Adaptations Enabling the Move to Land
The flow to land provided blessings: ___ sunlight, more considerable ___, and ___-___ soil
Unfiltered; CO2; nutrient-rich
Adaptations Enabling the Move to Land
Land additionally presented challenges: a lack of ___ and shortage of ___ help towards ___
Water; structural; gravity
Adaptations Enabling the Move to Land
Plants ___ as diversifications developed that enabled them to thrive on ___ notwithstanding
demanding situations
Diversified; land
Adaptations Enabling the Move to Land
The placement of the boundary dividing ___ from ___ is the problem of ongoing debate
Plants; algae
Adaptations Enabling the Move to Land
The traditional definition equates the kingdom ___ with ___ (plants with embryos)
