Organs or skeletal elements of animals and organisms
Some of the physical properties of mineral are color, density, crystalline structure luster, odor and magnetism
A covalent bond is a bond between 2 non-metals (sharing of electrons between atoms), where ionic is between a metal and a non-metal (the transfer of electrons). Standard covalent bonds are usually weaker then ionic bonds.
Covalent - Hydrogen + Chlorine = Hydrogen Chloride (HCl)
Ionic - Sodium + Chlorine = Sodium Chloride (NaCl)
<span>Answer:The blood vessels in the brain are blocked.
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Vascular neurocognitive disorder
is a condition caused by reduction or blockage of the brain’s blood supply. Because of the lack of blood, a certain region of the brain was damaged, changing a person’s
brain functions.