Calcium is a chemical element with symbol Ca and atomic number 20. Calcium is a soft gray Group 2 alkaline earth metal, fifth-most-abundant element by mass in the Earth's crust. The ion Ca2+ is also the fifth-most-abundant dissolved ion in seawater by both molarity and mass, after sodium, chloride, magnesium, and sulfate.[5] Free calcium metal is too reactive to occur in nature. Calcium is produced in supernova nucleosynthesis.
Answer: Your brain constantly gets signals from your body which detect the amount of oxygen and carbon dioxide in your blood. Your brain will send signals to the muscles involved in breathing and adjust your breathing rate depending on how active you are.
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Answer:
Its either curly wings or yellow body
Explanation:
Answer:
The most likely observed group composition of Primates is - Multi male.
Explanation:
- Primates belong to an order of mammals. They have large brains, complex behavior and they can use hands. E.g, humans, apes, monkeys, chimpanzees, gorilla, lemur, baboon, and orangutan.
- Sexual body size dimorphism means there is a difference in size between the two sexes. Mostly measured by the ratio of male and female body weight, body size. It also includes their mating system.
