The invention of the wheel by the Sumerians revolutionized the transportation. Wagons could be used to carry heavy loads. The Tigris and Euphrates rivers made transport of goods easy and economical. Riverboats were used to transport goods for trade. Strong currents moved the boats downstream, but because of the current they could travel in one direction only. The boats had to be dismantled after the trip downstream. The Mesopotamians used three types of boats: wooden boats with a triangular sail, the turnip or Guffa boat which was shaped like a tub, made of reeds and covered with skin, and the kalakku which was a raft of timbers supported by inflated animal skins.
Answer:
Option: D. circumvented rights in the Civil War Amendments.
Explanation:
The Black Codes and white extremist groups circumvented rights in the Civil War Amendments. The South issued sets of Black Codes called Jim Crow Laws to separate African Americans from the whites. The 13th, 14th, and 15th Amendments gave rights to freed African American by abolishing slavery, right to vote, and equal rights in American. These new changes not seen as good for the White Southerns and Northerner because they believed that African Americans were to be controlled and regulated rather than setting them free.
Please be informed that all plants are AUTOTROPHS and NOT heterotrophs.
This goes to say that plants exhibit only autotrophic mode of nutrition; meaning that the obtain their food through the process of photosynthesis.
The only organism that has both plant-like and animal-like characteristics is Euglena viridis.
<h3>What is photosynthesis?</h3>
Photosynthesis is the process whereby green plants manufacture their food through carbon dioxide, water and chlorophyll; using the energy gotten from sunlight.
The equation for photosynthesis is given below:
The process of photosynthesis is commonly written as:
6CO2 + 6H2O → C6H12O6 + 6O2
Organisms which cannot photosynthesize can only feed heterotrophically, meaning; to depend on other organisms for food.
So therefore, please be informed that all plants are autotrophs and NOT heterotrophs.
Question in English:
Plants are autotrophs and heterotrophs help.
Learn more about autotrophic nutrition and photosynthesis:
brainly.com/question/3529377
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Answer:
B. Population growth in the West
Explanation:
Because it's right. Big trust. woo woo
