Which of the following is not considered evidence that supports the theory of plate tectonics? coastline similarities fossils rock patterns vegetation

What did not occur in the proterozoic eon a)the oxygen levels increase greatly in the atmosphere,b)the emergence of the eukarya , c)muti cella’s eukaryotic organisms began to diversify,d)anaerobic bacteria kept thriving with more oxygen

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different