Vocabulary Review Cells
Smallest Unit of Life CELL
First to use a simple microscope to draw cork cells from dead plants ROBERT HOOKE
First person to see and draw living cells LEEUWENHOEK
Idea that all living things are made of cells CELL THEORY
What new cells come from EXISTING CELLS
A constant internal environment maintained by cells HOMEOSTASIS
This grows faster that the surface area of a cell CELL VOLUME
Surrounds the outside of cells & controls what enters and leaves CELL MEMBRANE
The fluid and organelles between the cell membrane and nuclear membrane CYTOPLASM
Control center of the cell where DNA is located NUCLEUS
Genetic material of a cell DNA
The phospholipid heads that attract water HYDROPHILIC
Cells lacking a nucleus & no membrane-bound organelles PROKARYOTES
Domain containing ancient bacterial forms ARCHAEA
Cell structure that perform a specific job for a cell ORGANELLE
Cells that have a nucleus and membrane- bound organelles EUKARYOTE
Organisms composed of more than one cell MULTICELLULAR
Made of similar cells working together to do a particular job TISSUES
Made of organs working together to do a particular job ORGAN SYSTEM
A double layer of these molecules make up the cell membrane PHOSPHOLIPIDS
The tails of phospholipids are this; means it doesn’t like water HYDROPHOBIC
The model of phospholipids and embedded proteins of the cell membrane FLUID MOSAIC
Proteins embedded in the cell membrane INTEGRAL PROTEINS
Uncoiled chromosomes in the nucleus of non- dividing cells CHROMATIN
Genetic material in the nucleus made of DNA and protein CHROMOSOMES
Double layer with pores surrounding the nucleus NUCLEAR ENVELOPE
Organelle inside of the nucleus that makes ribosomes NUCLEOLUS
Openings in the nuclear envelope NUCLEAR PORES
Made of rRNA and protein and assembly amino acids into a polypeptide chain RIBOSOMES
Long, whip-like structures used by some cells for movement FLAGELLA
Site of cellular respiration ENERGY MITOCHONDRIA
Unattached ribosomes in the cytoplasm FREE RIBOSOMES
Energy molecule used by cells to do work ATP
System of membranes and tubes in the cytoplasm connecting the nuclear membrane to the cell membrane ENDOPLASMIC RETICULUM
ER with ribosomes attached to its surface ROUGH ER
System of flattened sacs that modify and package proteins GOLGI
Small sacs containing cell products that can be transported from the cell VESICLES
Organelle that digests food and worn out cell parts LYSOSOMES
Made of microtubules and microfilaments to give support to cells and move organelles CYTOSKELETON
Organelle made of microtubules in animal cells that helps form the spindle for cell division CENTRIOLES
Short, hair-like structures that help some cells move CILIA
Made of cellulose and surrounds the outside of plant cells CELL WALL
Organelle that contains pigments in plant cells chloroplast
Organelle that stores wastes and extra stuff Organelle that stores wastes and extra stuff CENTRAL VACUOLE
ER that makes cholesterol & helps detoxify poisons SMOOTH ER