Explanation:
I don't know, but an ionic bond is a bond between a cation and an anion.
Cations are ions with positive charge, white anions are ions with negative charge.
For example, sodium chloride, NaCl, has an ionic bond between the Na+ and Cl- ions.
Epithelial tissue. This type of tissue is made up of cells that are closely packed and arranged in one or more layers. Epithelial tissues cover internal and external body surfaces. They have a high regenerative capacity.and has many functions including, protection, absorption, secretion, sensation and excretion.
Answer:
Nucleus stores most of a cell’s DNA...
Explanation:
because it is the control house of the cell..also...
DNA helicase is the enzyme that unwinds the DNA double helix by breaking the hydrogen bonds down the center of the strand. It begins at a site called the origin of replication, and it creates a replication fork by separating the two sides of the parental DNA.
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