Tissues
Tissues are somewhat more complex units than cells. By definition, a tissue is an organization of a great many similar cells with varying amounts and kinds of nonliving, intercellular substance between them.
Process A likely describes a photosynthesis whilst process B describes respiration.
Answer:
The microtubule-organizing center found in animal cells is an identifiable structure present during all phases of the cell cycle. Specifically, it is known as the _centrosoma___.
Explanation:
The centrosome corresponds to the center from which all the structures formed by the microtubules (mitotic spindle, cilia, flagella) .
Participates in cell division, intercellular transport, cell polarity, among other functions.