What process is taking place in the image below?

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite

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

Hemoglobin is a proton that carries oxygen around your body what is hemoglobin made from