Answer:
B. The pancreas releases glucagon.
Explanation:
Glucose is a source of energy in human body and required to perform any action.
When blood glucose levels fall below normal the pancreas releases glucagon. glucagon is a form of stored sugar present in the liver and provide instant energy when required. Glucagon enters in the bloodstream and level the fall in blood glucose level.
Insulin is released when blood glucose level is higher than normal.
Hence, the correct answer is "B. The pancreas releases glucagon."
De Beers
De Beers enjoyed dominant position and control of the
diamond industry. As a result, it held control of market supply and demand
dynamics and drove the diamond prices. This was as a result of massive diamond
discovery in South Africa.
Only once ventilation has been achieved is the firefighters attempt to enter a structure when backdraft conditions are present.
<h3>What is the meant by ventilation?</h3>
In the workplace, ventilation is used to reduce exposure to airborne contaminants. It is widely employed to purge the air of contaminants like fumes, dust, and vapours in order to produce a secure and healthful working environment.
The alveoli are responsible for converting carbon dioxide from the atmosphere into oxygen.
Thus, Only once ventilation has been achieved is the firefighters attempt to enter a structure.
For more details about ventilation, click here:
brainly.com/question/11471552
#SPJ4
Answer:
Personal Opportunity Cost - Spare non drive time sacrifised
Social Opportunity Cost - Fuel efficiency (high pollution), Road Traffic (Congestion issues).
Explanation:
Opportunity Cost is the cost of next best alternative, foregone while choosing an alternative. Bill can commute either by bus, or by self drive.
If Bill drives his car, opportunity cost for him is - the spare time sacrifised, that he could have used while car drive in some other activity (eg reading, listening music).
Opportunity Cost for society is - the fuel utilisation & road traffic management efficiency sacrifised, by using private instead of public transport. This leads to more pollution, more congestion on roads.
Answer: The Columbian exchange moved commodities, people, and diseases across the Atlantic. ... Native Americans had been growing tobacco for medicinal and ritual ... French, Dutch, Spanish, and Portuguese colonists all grew it for the world market. ... Environmental and health effects of European contact with the New World.
Explanation:
