Answer:
A group of parasites called myxozoans have traditionally been considered simple multicellular protists. However, because these organisms possess stinging cells, some scientists consider them to be animals in the phylum that is named for such cells, the <u>cnidarians</u>.
Explanation:
Cnidarians are animals with radial symmetry, that is, their bodies can be divided, by different planes, into equal parts. It includes hydras, jellyfish, anemones and marine corals. Its body is a kind of sac with an opening (the mouth) surrounded by a circle of tentacles. Some have a dominant jellyfish phase, others polyp, or both. They present defensive nematocysts with stinging action.
Answer:
Starting with energy sources obtained from their environment in the form of sunlight and organic food molecules, eukaryotic cells make energy-rich molecules like ATP via energy pathways including photosynthesis, glycolysis, and oxidative phosphorylation.
Explanation:
Things that get left behind from a long term member
Answer:
An introduced species is a non native species that has one way or another been integrated into the native environment by human or other means. The key difference with introduced species are that they integrate into the native environment without negative effects to the surrounding ecosystem.
Explanation:
