Answer:
Plants from this group have well-developed roots, stem and leaves and separate tissues for conduction of food and water .But ,they do not bear flowers and fruits.They reproduce with the help of spores formed along the bach or posterior surface of their leaves.Examples : Nephrolepis,Marsilea,Adiantum, Equisetum, Lycopodium, Selaginella,etc.
These plans reproduce asexually by spore-formation and sexuall by zygote formation.They have a well-developed conducting system.
Explanation:
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They can be used to produce vaccines.
They can be used to determine the response of tissue to drugs.
They can be used to produce hormones.
The carbon cycle illustrates how carbon, which is found in all living and once living things, is cycled and recycled from organisms to the soil and back to living things...matter is neither created or destroyed so the carbon we find in us, etc is the same carbon found in the earth since its "birth"
