The answer is the first one A
Answer:
Una célula vegetal contiene una gran vacoula única que se usa para almacenamiento y para mantener la forma de la célula. En contraste, las células animales tienen muchas vacuolas pequeñas. Las células vegetales tienen una pared celular, así como una membrana celular.
Answer:
False
Explanation:
The number of vertebrate species are more...
Answer:
Darwin's theory states that all species of organisms arise and develop through the natural selection of small, inherited variations that increase the individual's ability to compete, survive, and reproduce.
examples: the giraffe's neck became longer as it stretched then they passed it to there children.
Explanation:
Answer: Option A) Oxygen may not have been able to accumulate in the atmosphere
Explanation:
Ozone, O3, is an allotrope of oxygen having three atoms in the molecule instead of the usual two present in molecular oxygen. Ozone is generated from oxygen, and is the only form in which oxygen can exist in the atmosphere.