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All animals respire, but some simple animals, such as cnidarians (anemones, jellyfish, and relatives), and sponges don't have blood.
The past tense is carried.
An actinosome is the body of a coelenterate, a simple aquatic animal bearing tentacles, such as jellyfish and anemones.
simple. for human life, you need water, oxygen, food, shelter, clothing, plants, and animals
It is the lungs. it is there it is simple. when one breathes you inhale oxygen when you exhale you exhale carbon dioxide
No. Cniderians are soft bodied, simple creatures like jellyfish, anemones and corals. Crabs are arthropods.
because there is more oxygen in the air than in water, land creatures use more oxygen because there is more water around them, sea creature use less oxygen because there is less oxygen around them. simple really. hope this help you.
Oxygen. Plants are autotrophs, which means they produce their own food. They use the process of photosynthesis to transform water, sunlight, and carbon dioxide into oxygen, and simple sugars that the plant uses as fuel.
The pioneers carried goods in Prairie Schooners. Keeping it short and simple
The answer is simple. Animals are life science.
Animals are a major group of mostly multicellular, eukaryotic organisms of the kingdom Animalia or Metazoa. While all animals may not "breathe" oxygen in the sense that may imply certain mechanical mechanisms that are used in breathing such as a diaphragm or lungs, the group does require oxygen to survive, getting it one way or another.
To provide male gametes for gametic union of male and female gametes in order to have a new embryo and its endosperm.