Explanation:
they were responsible for the oxygenation of the atmosphere and oceans
This explanation and his theory were not widely accepted. Prior to Wegener, however, many had noted that the shapes of the continents seem to fit together, suggesting some schism in the past.
<span>Continental drift was really not allowable as even an accepted theory until the 1950s. Most geologists accepted the theory as quite possible before 1970. Several factors point to the acceptance of the continental drift theory. </span>
<span>Fossil records from separate continents, particularly on the outskirts of continents show the same species. As well mineral specimens along the supposed break lines of the continents are nearly identical. Some identical species exist on certain continents, like an earthworm common to both Africa and South America suggesting the species could not have spontaneously arisen on both continents without some variations hope this helps</span>
Answer:
sugar
Explanation:
The sides of the stepping stool are made of rotating sugar and phosphate particles. The sugar is deoxyribose. The rungs of the stepping stool are sets of 4 sorts of nitrogen bases. Two of the bases are purines-adenine and guanine.
Answer:
c
Explanation:
puesto que las células eucariotas son la evolución celular de las células procariotas y ahí se muestra como que no es cierto , por otro lado nos dice también que estas células no tienen complejidad y ese es otro dato erróneo, ya que ellas están compuestas por gran cantidad de orgánulos que realizan diferente funciones
