Answer:
A deep layer of connective tissue gives structural strength.
Explanation:
Answer:
Sporophyte generation; gametophyte generation; sperm cells are transported by water to egg cells; spore are transported by air.
Explanation:
> Both ferns and mosses have gametophyte generation followed by sporophyte generation.
> Both are spore bearing and the spores are transported by air.
> The sperm finds the egg cell by chemotaxis and require water for movement.
> They require moisture to thrive.
Option (B) specialised phagocytic cells
Answer:
Gills are an immediate tip for you to know that this animal lives in an aquatic biome, where it will be using its gills to breathe underwater without the need to surface for air. Usually, the animals with gills are fish, because they filter out oxygen from the wanter they inhale.
Explanation: