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Janssen Cells

Mrs. Janssen's Biology Chapter 7 Test

QuestionAnswer
What are specialized structures that carry out specific functions called? organelles
Prokaryotic cells are missing what? nucleus
What structure do all cells have in common? cell membrane
What kind of microscope has magnets that aim a beam of electrons at thin slices of cells? electron microscope
What is the maximum magnification of a light microscope without blurring the image? 1000X
What scientist was the first to observe living organisms in pond water? Leeuwenhoek
What scientist named cells? Hooke
What is the term for maintaining a stable internal environment? homeostasis
What are most of the molecules in the plasma membrane made of? lipids
What is the plasma membrane made up of? phospholipid bilayer
What are the polar heads in the plasma membrane closest to? water
What moves substances in and out of the plasma membrane? transport proteins
What prevents fatty acid tails from sticking together? cholesterol
Where do all the chemical processes in a cell happen? cytoplasm
What kind of fibers is the cytoskeleton made of? protein
The cytoskeleton is made of microtubules and what else? microfilaments
What is the powerhouse of the cell? mitochondria
Which type of cell has a cell wall? plant
Which organelle digests waste and food particles? lysosome
Which type of cell does NOT have a vacuole? animal
Where can cells store things like enzymes, food, & other materials? vacuole
Which organelle modifies, sorts, and packages proteins? golgi apparatus
Where does protein & lipid synthesis occur? endoplasmic reticulum
Where are ribosomes produced? nucleolus
Ribosomes are made of protein and what else? RNA
What are cilia and flagella used for? movement
Where does protein synthesis begin? nucleus
What is the movement of particles from a high concentration to a low concentration called? diffusion
Where is the sodium/potassium/ATPase pump located? plasma membrane
When do centrioles function? cell division
What is the term for the diffusion of water? osmosis
What is it called when transport proteins move particles across the cell membrane? facilitated diffusion
What kind of solution has an equal concentration of particles inside and outside the cell? isotonic
What kind of solution has more water outside the cell than inside? hypotonic
What kind of solution has more solute outisde the cell than inside? hypertonic
What is the rigid outer layer in plants called? cell wall
What is the barrier between the cytoplasm and the outside environment? Cell membrane
What is the control center of the cell? nucleus
Where do chemical reactions take place in a cell? cytoplasm
Where are ribosomes produced? nucleolus
Where does protein synthesis take place? ribosome
What is the powerhouse of the cell? mitochondria
What organelles capture light for photosynthesis in plants? chloroplasts
What organelle synthesizes lipids? smooth endoplasmic reticulum
Which organelle has attached ribosomes that produce proteins? rough endoplasmic reticulum
What is the storage container for the cell? vacuole
Which organelle sorts, packages, and sends out proteins? Golgi apparatus
What is the term for engulfing a substance and taking it in? endocytosis
What is the garbage disposal for a cell? lysosome
What is the term for engulfing a substance and pushing it out? exocytosis
What will happen to a cell when it is placed in distilled water? burst
What will happen to a cell when it is placed in a hypertonic solution? shrivel
What will happen to a cell when it is placed in an isotonic solutions? not change
What will happen to a cell when it is placed in a hypotonic solution? burst
What process caused the gummy bears to triple in size? osmosis
When your egg was placed in the corn syrup, what kind of solution was the corn syrup? hypertonic
When your egg was placed in distilled water, what kind of solution was the water? hypotonic
What would happen to blood cells if distilled water was placed in an IV? burst
Created by: jjanssen33