Which statement is one component of the cell theory?
A scientist discovers a cell that has chloroplasts, cytoplasm, DNA, and a cell membrane. Which statement best describes how the cell could be classified?
The table lists some organelles and functions. Only one pair is correctly matched.Functions of OrganellesOrganelleFunctionChloroplastStores water and waste materialsCell wallSupports cell membrane, maintains cell shape, and protects cellCell membraneBreaks down waste materials and debrisVacuoleProduces proteins for the cellWhich organelle in the table is correctly matched with its function?
Who first recognized the cell as the universal unit of life?
The endosymbiotic theory provides an explanation for the origin of chloroplasts. Which trait of chloroplasts supports this explanation?
The role of the cell membrane is most like the job of which person?
Which organelle makes the proteins that are needed by the cell?
Suppose that a patient is diagnosed with a new disease caused by the buildup of waste material in the body’s cells. Which organelle is most likely malfunctioning in the patient’s cells?
Consider this animal cell.Which organelles are labeled D, and what is one feature that distinguishes them from the other labeled organelles?

Which term describes an extensive network of tubes, sacs, and vesicles throughout a cell that provides transport as its main function?
A chemical has been found to harm the same components in both prokaryotic and eukaryotic cells. Which components are those?
A student constructs a Venn diagram to compare the organelles in plant and animal cells.Venn Diagram of Plant and Animal CellsWhich organelle should be listed under “Plant Only” in the diagram?

Which organelle breaks down sugar molecules that supply energy to the cell?
Consider this animal cell.Which organelles are labeled G?

Which best defines homeostasis?
How is mitochondrial DNA (mtDNA) typing used in forensic science?
A magnifying glass is an example of which type of microscope?
Which structure is found in the cytoplasm of a prokaryotic cell, but is not found in the cytoplasm of a eukaryotic cell?
The data in the table were recorded during an investigation in which a paramecium was placed in a hypertonic salt solution. If this data is shown in a bar graph, which description accurately represents the bars?

Which is a structure that directs the cell's activities?
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