Answer:
There are three main functions of the gastrointestinal tract, including transportation, digestion, and absorption of food.
The cell would be unable to get rid of its excess waste. The lysosome is an organelle specializing in getting rid of worn out things in the cell.
The Pteridopyhta, phylum of seedless vascular plants has about 1000 known living species, including those in the genera Lycopodium and Selaginella; the gametophyte of some of these species cannot photosynthesize, and instead uses mycorrhizae to obtain nutrients.
Explanation:
The pteridophytes, most advanced group of plant among the cryptogams i.e. seedless plants.
They are first land plants that have developed a well defined vascular system.
Ferns, horsetails etc are common members of this phylum.
