The human body’s metabolic process, the release of oxygen, has an effect on oxygen uptake in the body, but only a limited number of organisms can produce it.
Humans, fish and other aquatic creatures are particularly dependent on the presence of oxygen.
Fish are particularly sensitive to oxygen deprivation.
When oxygen levels drop, fish are less able to use oxygen.
Researchers have identified about 300 species of fish, which can all have an important role in the oxygen supply in the animal kingdom.
They include whales, dolphins, turtles, sharks, stingrays, and crustaceans.
Oxygen in the oceans is critical to the survival of marine mammals and other animals, but it is also a source of disease and injury.
In order to find out more about the physiology of oxygen and how it is produced, researchers from the University of Wisconsin-Madison have spent years analyzing fish samples and their metabolites in the marine environment.
Oxytocin is a neurotransmitter that regulates the release and availability of endorphins, a type of chemical that makes us feel good.
The researchers looked for signals in fish’s metabolisms to determine which organisms can use oxygen to help produce the neurotransmitter.
They found that a number of these fish, including some that live in deep-sea communities, can make a large amount of oxygen using oxygen that they produce in their own metabolism.
Oxytoplankton is a microscopic microscopic ocean creature that can live in the sea floor for up to 100 years.
Oxytolactone, a molecule made by a number, is the main oxygen source for the ocean.
The team found that the production of oxytolacin is driven by two genes, Oxytoc3a and Oxytoc4.
Oxytropic fishes, which live in a deeper part of the ocean, produce oxytocin, and the production and uptake of oxytocins by these fish is the primary way the body releases and stores oxygen in the ocean environment.
The two genes are the same in each species, but the Oxytoc2a gene has a higher expression in the deep-water fish, and is thought to be responsible for producing oxytocan.
Oxyoxytolacetin is produced by some deep-sixed organisms, such as sponges, crustacean shells, and squid.
These organisms have similar functions to the deep sea organisms.
In other animals such as whales and dolphins, the production or use of oxygen is controlled by the production, or use, of oxycotin, which is produced in the muscles of the animals.
Oxycotin can be converted into a molecule called oxytocyn, which binds to receptors in the brain and is used by the brain to make a connection with the animal and to communicate.
Oxyotran, produced in muscle, also binds to oxytocen receptors and is also used by animals in the environment.
This is the mechanism by which oxygen can be produced in fish.
In the study, the scientists found that oxytocic fish are able to create a lot of oxygen from their own metabolic process.
This means that the oxygen that is released into the ocean is also available to other organisms.
The finding suggests that fish, especially those that live at deep-ocean depths, can be particularly sensitive when it comes to oxygen, as they are particularly prone to being affected by low oxygen levels.
The research has been published in the journal Scientific Reports.
__________________________________ [Kelley, P. et al., 2016] Oxytocins, the endorphin signal in deepwater fish: Implications for marine oxygen production.
Science Advances, vol.
3, no. 4, p. e93434.