Question | Answer |
What are the products of photosynthesis? | Carbon Dioxide and water |
What happens during photosynthesis? | The cell uses the energy in sunlight to make food |
The stage of respiration that releases most of the energy in glucose occurs where? | Mitochondria |
How are photosynthesis and respiration related? | The have opposite equations |
The cell's DNA is replicated in which stage? | Mitosis |
What is DNA molecule is shaped like? | Spiral staircase |
During DNA replication, adenine (A) always pairs with what? | Thymine (T) |
Each rung of the DNA ladder is made up of what? | A pair of nitrogen bases |
What stage of the cell cycle does replication occur? | Interphase |
What is copied during replication? | The cell's DNA |
What is the stage of the cell cycle that follows mitosis? | Cytokinesis |
What is the regular cycle of growth and division that cells undergo? | The cell cycle |
Which term refers to the movement of molecules from an area of higher concentration to an area of lower concentration? | Diffusion |
Which term refers to the diffusion of water molecules through a selectively permeable membrane? | Osmosis |
Which term refers to the movement of materials through a cell membrane without using the cell's energy? | Passive transport |
When two or more elements combine chemically, the form what? | Compound |
What is the function of a cell membrane? | To control what enters and leaves the cell |
Which organelle is the control center of a cell? | Nucleus |
What is the function of a cell wall? | To protect and support the cell |
Which organelles store food and other materials needed by the cell? | Vacuoles |
Which organelles release chemicals that break down large food particles into smaller ones? | Lysosomes |
What process releases energy from sugar/glucose? | Respiration |
The products of respiration are energy, water, and _____________. | Carbon dioxide |
Which stage of the cell cycle does the nucleus divide to form two identical nuclei? | Mitosis |
What is the final stage of the cell cycle where the cytoplasm divides? | Cytokensis |
During cytokensis in plant cells, what forms in the middle of the cell? | Cell plate |
Sugars and starches are examples of what? | Carbohydrates |
DNA and RNA belong to the group of organic compounds known as what? | Nucleic Acids |
The diffusion of __________ molecules through a selectively permeable membrane is called osmosis. | Water |
Active transport requires the cell to use its own ___________. | Energy |
Two or more elements combine chemically, they form what? | Compound |
What are the thin strands in the nucleus that contain genetic material called? | Chromosomes |
What organelle produces protein in a cell? | Ribosomes |
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