Answer:
Without an oxygen atmosphere very few things could live on the early Earth. Anaerobic bacteria were probably the first living things on Earth. The early Earth had no oceans and was frequently hit with meteorites and asteroids.
Explanation:
Which characteristic of life best describes photosynthesis?
Answer: The correct answer will be metabolism. Explanation: Photosynthesis is a process performed by the plants and green bacteria which produces sucrose using carbon dioxide and water in the presence of sunlight.
Coal, which is readily available in most of the developing and developed world, has been used as a major source of fuel even in ancient human civilizations.
Answer:
Explanation:
Answer:
ectothermic
Explanation:
<em>Ectotherms or ectothermic organisms are organisms whose body temperature vary depending on the temperature of their immediate external environment. </em>
They are also referred to as cold blooded organisms and have varying biological mechanisms to cope with extremes which include being dormant during extreme temperatures, secreting heat-shock protein during heat stress and so on.
Accuracy refers to how close a measurement is to the true value of what is being measured. Precision refers to how close measurements of the same quantity are to each other, even if they are not close to the true value.
so the answer is accurate
hope this helps
