Answer:
The correct answer would be
- They are vase-shaped
- Their tentacles trail down from their mouth.
Coral polyps are small, soft-bodied organisms mainly belong to the phylum Cnidaria.
They have a vase-shaped body that is, their body is cylindrical in shape which is elongated at the axis.
They remain attached to the rocks present on the floor of the sea.
They have tentacles which help in capturing the food.
The tentacles surround the mouth which opens into a central cavity filled with fluid.
They can reproduce sexually as well as asexually.
Remember the cell theory by Virchow that states that all cells come from pre existing cells, if a single cell dies, it can be replaced unless it's a brain cell.
Answer:
a)species x is anaerobic, and species y is aerobic
A lipid containing a phosphate group in it's molecule.