The is a narrow band of that is/are visible to the human eye

Explain the importance of producers, primary consumers, secondary consumers. and decomposers in an ecosystem

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this

Which is a function performed by stem cells in the skin a. replacing lost skin cells b. making cells for the intestines c. growing new organs d. differentiating into brain cells plz apex