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Which instrument helped in the discovery of cells?
Microscope
What organelle in eukaryotic cells directs all the cell's activity?
Nucleus
Which macromolecule does not dissolve in water?
Lipid
Living things that are made of two or more cells
Multicellular
Where do cells come from?
Preexisting Cells
What two scientists invented the early microscope?
Anton van Leeuwenhoek and Robert Hooke
Energy is released during chemical reactions that occur in what organelle?
Mitochondria
A large macromolecule that does not dissolve in water
Lipid
Living things that are made of one cell
Unicellular
For a cell to survive, its surface area must be large compared to its
Volume
The investigation and exploration of natural events and of the new information that results from those investigations
Science
A membrane-surrounded component of a cell that has specialized functions is an
Organelle
A macromolecule that forms when long chains of nucleotides join is a
Nucleic Acid
Plant cells have a ___________ but animal cells only have a ___________.
Cell Wall and Cell Membrane / Cell Membrane
States that all living things are made of cells, that the cell is the smallest unit of life, and cells come from preexisting cells
Cell Theory
A logical explanation of an observation that is drawn from prior knowledge or experience
Inference
An organelle made of a network of thread-like proteins that are joined to form a framework inside a cell
Cytoskeleton
A long chain of amino acid molecules
Protein
Plants, Animals, Protists, and Fungi are all
Eukaryotic
Proteins are produced at the __________.
Rough Endoplasmic Reticulum
An explanation based on scientific knowledge resulting from many observations and experiments is a
Scientific Theory
What organelle stores food, water, and waste material?
Vacuole
What basic substances make up a cell?
Nucleic Acid, Protein, Lipid, Carbohydrates
Prokaryotic cells have genetic material that
What are the functions of proteins in the cell?
The chemical breakdown of substances