Fluorine
Check out the periodic table. Exact mass number of Fluorine should appear as 18.99...
Answer:
the surrounding ecosystem is nearly or completely destroyed this changes the physical and biological components of the system by killing any biological life and reshaping all structures with magma. this will affect the population by killing anything living haunting life for centuries until new life can start to form such as lichens to break down the hardened rocks nutrients into soil for life
The water vascular system of a sea star enables movement, digestion and respiration through the use of water to exert force on limbs known as tube feet. The vascular system is primarily water but also contains coelomocytes, protein and potassium salts.
Community, habitat is in general and ecosystem is the whole place, not just the soil.
The correct answer s act late in the disease.
Disease:
- When tumor DNA is studied from cancer patients at various stages, the mutation will be comparable in all of them. Tumor DNA is frequently identified in the blood stream.
- Disease is any adverse variation from an organism's normal structural or functional condition that is typically accompanied by a set of symptoms and is distinct from physical injury in origin.
- illnesses. An abnormal state of an organism that interferes with its normal bodily functioning, frequently causes pain and weakness, and is typically accompanied by symptoms and indicators.
- Disorders produced by organisms, infectious diseases are those caused by microorganisms such bacteria, viruses, fungi, or parasites. Numerous species live inside of our bodies. They are generally advantageous or even secure. But in specific circumstances, some bacteria have the capacity to cause disease.
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