In which part of the body is glycogen stored? liver blood pancreas exoskeleton

The correct answer is -liver

Explanation:

Glycogen in the body is mainly stored in the liver and muscle tissue because of the action of insulin. They provide a source of energy which can be easily available in case of shortage of blood glucose in our body.

When glucose becomes deficient in the blood, level of glucagon hormone increases in the body which helps in release the glycogen from the liver in the blood in the form of glucose which provide energy to the body.

The liver can accumulate glycogen up to 5-6% of its fresh weight, therefore, the correct answer is first i.e., glycogen.

"d.) carbon dioxide and hydrogen sulfide"

answer; aerobic conditions; citric acid cycle (krebs cycle) electron transport chain;         anaerobic conditions; fermentation; both glycolysis;