Key Terms
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- cell wall
rigid cell covering comprised of various molecules that protects the cell, provides structural support, and gives shape to the cell
- central vacuole
large plant cell organelle that regulates the cell’s storage compartment, holds water, and plays a significant role in cell growth as the site of macromolecule degradation
- endoplasmic reticulum (ER)
series of interconnected membranous structures within eukaryotic cells that collectively modify proteins and synthesize lipids
- eukaryotic cell
cell that has a membrane-bound nucleus and several other membrane-bound compartments or sacs
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- field of view
- area visible through the microscope
- Golgi apparatus
eukaryotic organelle comprised of a series of stacked membranes that sorts, tags, and packages lipids and proteins for distribution
- nucleus
cell organelle that houses the cell’s DNA and directs ribosome and protein synthesis
- photoautotrophs
- organisms that carry out photosynthesis
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- photosynthesis
- chemical process that uses light energy, water, and carbon dioxide to produce sugar and oxygen
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- prokaryote
- unicellular organism that lacks a nucleus or any other membrane-bound organelle
- red blood cells
small, disc-shaped anucleate cells filled with the protein hemoglobin in the blood that transport oxygen throughout the body
- ribosome
cellular structure that carries out protein synthesis
- squamous epithelial cells
thin, flat cells that are arranged in layers on body surfaces
