Briefly describe each group of specialized cells. Tissue:

Organs:

Organ systems:

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Tissue:any of the distinct types of material of which animals or plants are made, consisting of specialized cells and their products.

Organs:a part of an organism that is typically self-contained and has a specific vital function, such as the heart or liver in humans.

Organ Systems: A system is a group of organs that work together to perform a certain function in an organism’s body

Explanation:

Big brain

glycolysis is a process that fuel your metabolism. it is apart of cellular respiration the process that produce atp.