11/6 Flashcards

1
Q

What is the type of cytokinesis in animals/other vs plants? What else has the same type of cytokinesis as plants?

A

In animals/other- furrowing
In plants- cell plate formation

Charophytes (green algae) also have cell plate formation like plants do

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2
Q

Okay so how are charophytes and land plants different then? What’s the magic word

A

The magic word is “multicellular.”

Land plants have multicellular sporangia, diploid sporophyte, multicellular gametophyte? multicellular embryos

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3
Q

What things do charophytes and land plants have in common?

A

Made of cellulose cell walls, similar photosynthetic properties?

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4
Q

What developments helped land plants prevent water loss?

A

Sporopollenin- coating around spores to keep from drying out

Waxy cuticle

MULTICELLULAR MULTICELLULAR MULTICELLULAR gametangia

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5
Q

Are land plants gametophyte or sporophyte dominant? What is the exception to this

A

Land plants are sporophyte dominant. The exception to this is bryophytes, which are gametophyte dominant.

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6
Q

How are bryophytes different from other land plants?

A

Bryophytes:

are not vascular plants (no vascular tissue)

Gametophyte dominance!

only have one sporangium

No lignin

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7
Q

What weird ass places can moss be found?

A

Lol Antarctica and the desert, lots of different types of places

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8
Q

Two biggest differences between liverworts and hornworts?

A

Hornworts have stomata, liverworts don’t

HOWEVER

Liverworts have gemmae cups (for asexual reproduction), hornworts don’t

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