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What characteristics did the charophyte algal ancestor of land plants evolve that allowed it to survive...

What characteristics did the charophyte algal ancestor of land plants evolve that allowed it to survive out of water?

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Ans.:- The characters which make the Charophyte algal ancestor of land plant to survive on the land or out of water are:-

1. They have a special proteins on their sperm which is called as the sporopollenin. This protein protect the sperm from all type of the dessication.

2. The cell wall is also made up of cellulose. It has the proteins that are arranged in circle. So the compactness of cellwall increase.

3. They have the enzymes which are similar to the land plants , so these enzymes can be used in the similar way as that of land plants.

4. Sperm shape is similar to the land plant, they does not have flagella.

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