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Cells

QuestionAnswer
What are the two types of cells? Animal and Plant Cells
What organelle controls what goes in and out of a cell? plasma membrane
What cells have chloroplasts and cell walls? plant cells
Which cells are specialized for engulfing foreign material? White blood cells
Which cell organelles contain instructions for making proteins? Nucleus
What forms of cellular transportation helps human cells maintain their sodium and potassium concentration? A cell membrane pump
What helps a cell maintain a relatively constant internal temperature Homeostasis
To enter or leave a cell, substances must pass through what? The plasma membrane
Which of the following types of cells possess a large quantity of mitochondria? Muscle cells
Why doesn't every cell in the body respond to every hormone signal? Not all cells have receptors for every hormone.
Which of the following organelles convert solar energy into glucose and oxygen? Chloroplasts
Which cell organelles are responsible for making most of the cell's ATP? Mitochondria
The DNA of a cell is organized into structures. What are these structures called? Chromosomes
How does the cell use ATP? ATP is used to power almost all energy-requiring reactions in the cell.
Which of a cell's organelles releases energy stored in food? Mitochondria
_______ are RNA and protein complexes that are found in all cells. Ribosomes
What is a hormone? A chemical that is used by cells for communication
What organelle is not found in animal cells? A large vacuole
What are the main ways in which animals cells are able to communicate with each other? Through nerve impulses and hormones
What cell part receives nerve impulses and hormones from other cells? Receptor molecules on cell membranes
What does a cell wall do? It protects and supports the cell
Why are chloroplasts important? They make water, sunlight, and sugar into energy
What are plant cells? Very small parts that make up a plant
What happens when a vacuole releases its store of water? The plant wits
Created by: 1342920