Answer:
All the arteries except pulmonary artery carry pure blood..it is so because blood flows with a high pressure and speed And because Arteries are situated deeper under the skin have thick-walled with Narrow lumen(cavity) and pulmonary artery carries deoxygenated blood i.e without oxygen..
Explanation:
lumen means Empty space within an object(solid)
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AUG
The opposite of T is A
The opposite of A is T but T is not in mRNA and is instead replaced with U
The opposite of C is G
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<span>By the age of 4 the hippo campus and the frontal lobe must be developed to have good memory. The hippocampus forms the limbic system and is involved in the consolidation of memory from the short term to long term. The frontal lobe is important in forming short term memories and forming long term memories.</span>
