Ssc Biology Chapter 2 Hand Note — Exclusive

Lack a well-defined nucleus and membrane-bound organelles. Genetic material ( DNAcap D cap N cap A ) is naked in the cytoplasm (e.g., Bacteria).

Why is the cell called the structural unit of life? A: Because all living organisms are made of one or more cells, and cells form the basic building blocks of the body. ssc biology chapter 2 hand note exclusive

Living cells with unevenly thickened walls (thickened at corners with cellulose and pectin). Provide mechanical support to growing parts like petioles. Lack a well-defined nucleus and membrane-bound organelles