Answer:
The correct option is : a. Oldowan
Explanation:
The Oldowan or Mode I tools are the simply earliest or the oldest recognizable tools, preserved in the archaeological records.
The oldest Oldowan tool is dated about 2.6 million years ago and was found in Gona, Ethiopia. These tools were used in the Lower Paleolithic period, about 2.6 million years ago until 1.7 million years ago. These tools were used in Africa, Middle East, South Asia and Europe, by the early humans.
Answer:
The equation is glucose + oxygen carbon dioxide + wafer and energy is produced in the form of ATF
The DNA Is Both Physically And Chemically Broken ( Cleaved ) By The High Energy Waves. Most of this damage is due to ionization when the radiation passes,
although if levels of radiation are high there can be damage due to
heating effects as your body absorbs the energy from the radiation,
rather like heating food in a microwave oven.
<span />
Answer:
The zebra mussel invasion has had profound effects on the Hudson River ecosystem. The food web changes that the mussel has caused compare in magnitude to disturbances in other aquatic ecosystems caused by toxins, nutrient pollution, or acid rain.In spite of their small size (often no bigger than a penny) zebra mussels cause far-reaching damage to water structures and native ecosystems. ... They also negatively impact aquatic ecosystems by harming native organisms. In huge numbers, they out-compete other filter feeders, starving them.
Explanation:
If none is lost as heat and there's no electrical left over that means all the energy was transformed into mechanical, so the answer is D
