In the case of chronic bronchitis or chronic inflammation of the airways, cyanosis or the bluish discoloration of the skin results from the reduced levels of oxygen in the blood. With reduced oxygen levels, the blood in the arteries will not be bright red in color but rather be brownish just like venous blood and this reflects in the skin as bluish in color.
Answer:
If you're on EDGE 2021, it's NOT D.
I think it's A.
Answer:
"Nitrogen fixation is carried out naturally in soil by microorganisms termed diazotrophs that include bacteria such as Azotobacter and archaea. Some nitrogen-fixing bacteria have symbiotic relationships with plant groups, especially legumes. ... Nitrogen fixation occurs between some termites and fungi."
Explanation:
Answer:
The correct option is: c. The synthesis and degradation of body proteins
Explanation:
Protein turnover refers to the <u>process of breakdown of the old protein molecules and its replacement in the human body.</u> It involves the following two processes: protein degradation and protein synthesis.
The protein degradation occurs in the lysosomes and in the cytoplasmic complex known as proteasome. Whereas, protein synthesis occurs on the ribosomes.