Answer: A
Explanation: The blood–air barrier (alveolar–capillary barrier or membrane) exists in the gas exchanging region of the lungs. It exists to prevent air bubbles from forming in the blood, and from blood entering the alveoli. ... The barrier is permeable to molecular oxygen, carbon dioxide, carbon monoxide and many other gases.
Try to improve your skills and qualifications in the job.
Five main characteristics of professionalism are given below
1.commitment
2.confidence
3.responsibility
4. appearance
5.ethics
Explanation:
- Demonstrating commitment through personal behaviours and qualities is the best possible way to exhibit professionalism in the job.
- Developing professionalism includes various factors such as taking an initiative in the project or anything related to the job, maintaining an effective work habit, punctuality, demonstrating the integrity, be a problem solver, providing excellence in the job etc.
- In professionalism, good appearance and attitude also important to show your confidence, responsibility and commitment towards the job.
General Duty Clause, hope this answer helps!
Answer: In most places, the concentration is measured as the percentage of pure alcohol in the product by its volume. This measure is called alcohol by volume, or ABV. In some countries, this percentage is also called “degrees” of alcohol.
Explanation:
