BIO 181 EXAM 1MOST RECENT UPDATE 2025-2026
100+QUESTIONS AND COMPLETE DETAILED
ACTUAL ANSWERS
(adenosine triphosphate) main energy source that cells use for most of their work - answer ✔✔-ATP
any malignant growth or tumor caused by abnormal and uncontrolled cell division - answer ✔✔-Cancer
(biology) the basic structural and functional unit of all organisms - answer ✔✔-Cell
(biology) the theory that cells form the fundamental structural and functional units of all living
organisms - answer ✔✔-Cell theory
a thin membrane around the cytoplasm of a cell - answer ✔✔-Cell wall
an organelle found in plant and algae cells where photosynthesis occurs - answer ✔✔-Chloroplast
The hairlike projections on the outside of cells that move in a wavelike manner - answer ✔✔-Cilia
a jellylike fluid inside the cell in which the organelles are suspended - answer ✔✔-Cytoplasm
network of proteins in the cytoplasm that help cell maintain its shape - answer ✔✔-Cytoskeleton
the semifluid portion of the cytoplasm - answer ✔✔-Cytosol
deoxyribonucleic acid, the material that contains the information that determines inherited
characteristics - answer ✔✔-DNA
, instrument that uses a beam of electrons instead of light to magnify structures up to 500,000 times
actual size; allows scientists to view structures within a cell - answer ✔✔-Electron microscope
The collection of membranes inside and around a eukaryotic cell - answer ✔✔-Endomembrane system
internal transport system of the cell, modifies proteins, and synthesizes lipids - answer ✔✔-Endoplasmic
reticulum
A cell that contains a nucleus and membrane bound organelles - answer ✔✔-Eukaryote
The substance in which animal tissue cells are embedded, consisting of protein and polysaccharides. -
answer ✔✔-Extracellular matrix
whiplike tails found in one-celled organisms to aid in movement - answer ✔✔-Flagella
stack of membranes in the cell that modifies, sorts, and packages proteins from the endoplasmic
reticulum - answer ✔✔-Golgi apparatus
microscope that uses a beam of light passing through one or more lenses to magnify an object - answer
✔✔-Light microscope
cell organelle filled with enzymes needed to break down certain materials in the cell - answer ✔✔-
Lysosome
solid rod of protein, thinner than a microtubule, that enables a cell to move or change shape - answer
✔✔-Microfilament
thin, hollow cylinders made of protein that provide structural support for eukaryotic cells - answer ✔✔-
Microtubule
the organelles in which nutrients are converted to energy - answer ✔✔-Mitochondria
100+QUESTIONS AND COMPLETE DETAILED
ACTUAL ANSWERS
(adenosine triphosphate) main energy source that cells use for most of their work - answer ✔✔-ATP
any malignant growth or tumor caused by abnormal and uncontrolled cell division - answer ✔✔-Cancer
(biology) the basic structural and functional unit of all organisms - answer ✔✔-Cell
(biology) the theory that cells form the fundamental structural and functional units of all living
organisms - answer ✔✔-Cell theory
a thin membrane around the cytoplasm of a cell - answer ✔✔-Cell wall
an organelle found in plant and algae cells where photosynthesis occurs - answer ✔✔-Chloroplast
The hairlike projections on the outside of cells that move in a wavelike manner - answer ✔✔-Cilia
a jellylike fluid inside the cell in which the organelles are suspended - answer ✔✔-Cytoplasm
network of proteins in the cytoplasm that help cell maintain its shape - answer ✔✔-Cytoskeleton
the semifluid portion of the cytoplasm - answer ✔✔-Cytosol
deoxyribonucleic acid, the material that contains the information that determines inherited
characteristics - answer ✔✔-DNA
, instrument that uses a beam of electrons instead of light to magnify structures up to 500,000 times
actual size; allows scientists to view structures within a cell - answer ✔✔-Electron microscope
The collection of membranes inside and around a eukaryotic cell - answer ✔✔-Endomembrane system
internal transport system of the cell, modifies proteins, and synthesizes lipids - answer ✔✔-Endoplasmic
reticulum
A cell that contains a nucleus and membrane bound organelles - answer ✔✔-Eukaryote
The substance in which animal tissue cells are embedded, consisting of protein and polysaccharides. -
answer ✔✔-Extracellular matrix
whiplike tails found in one-celled organisms to aid in movement - answer ✔✔-Flagella
stack of membranes in the cell that modifies, sorts, and packages proteins from the endoplasmic
reticulum - answer ✔✔-Golgi apparatus
microscope that uses a beam of light passing through one or more lenses to magnify an object - answer
✔✔-Light microscope
cell organelle filled with enzymes needed to break down certain materials in the cell - answer ✔✔-
Lysosome
solid rod of protein, thinner than a microtubule, that enables a cell to move or change shape - answer
✔✔-Microfilament
thin, hollow cylinders made of protein that provide structural support for eukaryotic cells - answer ✔✔-
Microtubule
the organelles in which nutrients are converted to energy - answer ✔✔-Mitochondria
