Answer:
The first cells were most likely primitive prokaryotic-like cells, even more simplistic than these E. coli bacteria. The first cells were probably no more than organic compounds, such as a simplistic RNA, surrounded by a membrane.
The answer is B. The reason behind this is that El Niño decreases the rate of upwelling of water on the coast. Upwelling occurs when cold, nutrient-rich water “wells up” from the surface. If this process is disrupted manly due to El Niño, the movement of marine life is also affected. As a result, fish either migrate or die due to lesser nutrients coming up in the surface.
Answer:
11.63 percentage of the earthquakes are minor earthquakes
Explanation:
Given:
The number of earthquakes that that occur annually = 421,140
The number of minor earthquakes that that occur annually = 49,000
To Find:
Percentage of minor earthquakes =?
Solution:
let the percentage of minor earthquake be x
then
x =
x =
x =
x= 11.63
Density is a property of a mineral.
Answer:
A) They contain many carbon atoms.
Explanation:
Proteins are considered organic molecules because they are made up of carbon atoms. Proteins give your body energy and allows your body to run the way it does. Proteins also aren't considered organic molecules because they are small, because they are not used by living things, or because they contain nitrogen.
Hope this helps.
-lvr