Answer:
The gastrovascular cavity is a structure found in primitive animal phyla. It is responsible for both the digestion of food and the transport of nutrients throughout the body. The cavity has only one opening to the environment. Food goes in and waste comes out that same opening, making it a two-way digestive tract
Explanation:
This devastation has wrecked many ecosystems. The state has lost 90 percent of our coastal wetlands and inland wetlands, 99 percent of our riparian areas, and most of our native grasslands. California is also a critical nexus for the biodiversity loss taking place in our oceans.
I believe the answer is 6
I think it's D I'm not sure