Answer:
An organ system is a group of organs that work together to perform a certain function in a body. The human body has 11 different organ systems, some of which are the cardiovascular, respiratory, muscular, and nervous systems. For example, the cardiovascular system consists of the heart, arteries, veins, and capillaries.
Not only organs that make up an organ system have to work together, but organ systems as well. Otherwise, our body wouldn't be able to work properly. For example, the respiratory system and the cardiovascular system cooperate to deliver oxygen to cells and expel the carbon dioxide, which is the product of the cells.
According to the text collage programs promote skills and great careers to start fresh
Stacy is using a memory technique of tackling abbreviations. She is using abbreviations in remembering as she uses the initial letters of each word and form it into a new word in order to remember the following words that she needs to remember.
The Atlanta Campaign comprised a series of battles that took place during the summer of 1864 in the Western Theatre during the American Civil War.
John Bell Hood replaced Johnston as the leader of the Confederate forces. He was a recklessly aggresive leader who conducted several frontal attacks against the Union army and kept on constantly challenging his enemy. In the end, his army was besieged in Atlanta, and the result of this campaign was that it ended up setting the scenario for the Sherman's March to the Sea and the end of the war, with the victory of the Union.
Of all the ancient calendar systems, the Maya and other Mesoamerican systems are the most complex and intricate. They used 20-day months, and had two calendar years: the 260-day Sacred Round, or tzolkin, and the 365-day Vague Year, or haab. These two calendars coincided every 52 years.