English, 30.01.2020 20:44 tyrareed702
When a person inhales, oxygen fills tiny air sacs in the person's lungs. next, the oxygen moves from these air sacs into small blood vessels that line the lungs, and then it moves into the bloodstream so that it can be transported around the body. oxygen moves by random molecular motion from the air sacs of the lungs to the blood vessels because the concentration of oxygen in the air sacs is higher than the concentration of oxygen in the blood vessels. this movement of oxygen molecules from an area of higher concentration to an area of lower concentration is known as
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English, 22.06.2019 07:00, jetblackcap
What type of external conflict occurs in the excerpt from “stephen crane’s own story”? it was now that the first mate showed a sign of losing his grip. to us who were trying in all stages of competence and experience to launch the lifeboat he raged in all terms of fiery satire and hammerlike abuse. but the boat moved at last and swung down toward the water. a. person versus person b. person versus nature c. person versus society d. person versus self i think its either b or d.
Answers: 1
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