Cell Structures and Functions

Which of the following is not part of the cell theory?

• All living things are made of cells.

• All cells come from pre-existing cells.

• Cells can spontaneously generate.

• Cells are the smallest unit of structure and function in living things.

Which type of cells do NOT contain a nucleus or membrane-bound organelles?

• Prokaryotes

• Eukaryotes

Which of the following is a feature found in ALL cells?

• Plasma membrane

• Mitochondria

• Cell wall

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______ are a group of cells that work together to perform a function.

• Organs

• Cells

• Tissues

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Organ systems are made up of ______.

• Organisms

• Plants

• Organs

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Which type of molecule makes up the majority of the plasma membrane structure?

• Carbohydrates

• Proteins

• Phospholipids

Phospholipids have _____ heads that are "water-loving".

• Hydrophobic

• Hydrophilic

Which organelle acts as the control center of the cell?

• Nucleus

• Mitochondria

• Golgi

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The mitochondria are the "powerhouse" of the cell. They create energy in the form of _____.

• ATP

• DNA

• cytoplasm

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Ribosomes are in charge of creating which of the biomolecules?

• Carbohydrates

• Proteins

• Lipids

• Nucleic acids

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