<span>metabolic
carbon balance and zonation of sublittoral
macroalgae </span>
Answer:
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Explanation:
The first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.
1. 3.5
2. Polar covalent
3. Polar covalent
4. Polar covalent
5. The bonds in a CCl4 molecule are polar, but CCl4 itself is a nonpolar covalent.
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There are two main stages in the cell cycle. The first stage is interphase during which the cell grows and replicates its DNA. The second phase is the mitotic phase (M-Phase) during which the cell divides and transfers one copy of its DNA to two identical daughter cells.
