Ssc Biology Chapter 2 Hand Note Exclusive -

The "Powerhouse of the Cell." It is the site of oxidative phosphorylation and ATP generation. It features a double membrane with inner folds called cristae. Plastids: Found only in plant cells.

Long, tube-like dead structures placed end-to-end with open perforations. Xylem Parenchyma: Living cells that store food.

Form the body structure of the organism. They divide via mitosis. ssc biology chapter 2 hand note exclusive

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Genetic material (DNA/RNA) that forms chromosomes during cell division. 5. Tissues (টিস্যু) - Plant and Animal The "Powerhouse of the Cell

A dead/non-living outer layer unique to plant cells, primarily made of cellulose, hemicellulose, and lignin. 2. Cytoplasmic Organelles & Functions

Sieve Tubes (living cells without nuclei at maturity, arranged end-to-end with perforated sieve plates). Long, tube-like dead structures placed end-to-end with open

Responsible for movement; derived from the Mesoderm . Types include Skeletal (voluntary), Smooth (involuntary), and Cardiac.

Organelles are specialized cellular structures that perform distinct metabolic functions. 1. Unique Structures of Plant Cells

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Use terms like Selective permeability , ATP , Grana , and Matrix . Summary Checklist for Chapter 2: Can you define "Protoplasm"? Do you know why Mitochondria have their own DNA?