As any other ancient civilization, the Sumerians were traders as well. And they had a few good reasons to do this.
Because they traded, their trading partners were less likely to attack them, because it would hurt their economy as well. Furthermore, they didn't produce everything they needed and traded those goods with goods which they produced too much of.
And lastly, through trade they could also get exotic goods which they would have never gotten otherwise.
A way we can reduce disadvantages of human made materials is simply by finding new uses for them such as when plastic is molded and used for a container of a liquid.
Answer:
B
Explanation:
its literally a cell law .-.
Pericardium or pericardial sac.
Hope This Helps!
The Simple cuboidal epithelium<span> forms thyroid gland and secretes hormones is shown in the picture attached.
</span><span>Its main functions are secretion and absorption. It has an abundance of organelles to facilitate active transport frequently found in glands, such as salivary glands, the thyroid gland, and the pancreas, where its function is secretion.
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The epithelial<span> cells tend to be </span>cubical<span> in </span>form after they are inactive, however additional <span>columnar </span>after they are<span> actively secreting hormones.
The </span>epithelial<span> cells accumulate iodine from the blood and use this </span>component within the<span> synthesis of thyrog</span>lobulin<span>, </span>an oversized compound protein that<span> forms the </span>mixture<span>.</span>