A hair-like structure that extends from a cell and functions in locomotion or in the movement of substances across the cell surface.

The folds of the inner membrane of a mitochondrion.

the region of a cell between the cell membrane and the nucleus

A network of long protein strands in the cytosol that helps maintain the shape and size of a eukaryotic cell

Endoplasmic Reticulum

a system of membranous tubules and sacs in eukaryotic cells that functions as a path along which molecules move from one part of the cell to another

A hairlike structure made up of microtubules that function in locomotion

A system of membranes in eukaryotic cells that modifies proteins for export by the cell

a protein embedded in the bilayer of the cell membrane

An organelle in the cytoplasm of eukaryotic cells containing degradative enzymes enclosed in a membrane.

a polymer chain of the protein acting; the smallest strand in the cytoskeleton

a hollow tube of protein that constitutes the largest stand in the cytoskeleton

A double-membrane-bound organelle found in most eukaryotic organisms.

The double membrane structure that surrounds the nucleus in eukaryotic cells.

A network of fibers found throughout the inside of a cell nucleus. the nuclear skeleton, a shape-maintaining protein

A large complex of proteins that allows the transport of molecules across the nuclear envelope.

The round granular structure within the nucleus of a cell, composed of proteins, DNA, and RNA.

A major double-membrane organelle found in the cells of plants and algae that contains starch, fats, and pigments

A complex molecular machine found within all living cells that performs biological protein synthesis.

Rough Endoplasmic Reticulum

the portion of the endoplasmic reticulum that contains attached ribosomess

Smooth Endoplasmic Reticulum

the portion of the endoplasmic reticulum that lacks attached ribosomes

one of the microtubules that extend across a dividing eukaryotic cell; assists in the movement of chromosomes.

a flattened, membranous sac inside a chloroplast; contains most of the components involved in the light reactions of photosynthesis

a fluid-filled organelle that stores enzymes or metabolic wastes in a plant cell

A collection of genetically identical cells that live together in a connected group.

A group of tissues in a living organism that have been adapted to perform a specific function.

A group of organs that work together to perform one or more functions.

in most multicellular organisms, a group of similar cells that carry out a common function

one of the two protein filaments in a muscle cell that function in contraction

Biology Terms Flashcards

Student preview

36 questions

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1.

FLASHCARD QUESTION

Front

Cell Theory

Back

A scientific theory which describes the properties of cells, the basic unit of structure in every living thing.

2.

FLASHCARD QUESTION

Front

Eukaryote

Back

a cell that contains a nucleus and membrane-bound organelles

3.

FLASHCARD QUESTION

Front

Prokaryote

Back

A unicellular organism that lacks a membrane-bound organelles.

4.

FLASHCARD QUESTION

Front

Cell Wall

Back

A rigid layer lying outside the plasma membrane of the cells of plants, fungi, and bacteria.

5.

FLASHCARD QUESTION

Front

Chloroplast

Back

a plastid containing chlorophyll; the site of photosynthesis

6.

FLASHCARD QUESTION

Front

Chromatin

Back

the DNA and proteins in the nucleus of a nondividing cell

7.

FLASHCARD QUESTION

Front

Chromosome

Back

A long DNA molecule with part or all of the genetic material of an organism. DNA and proteins in a coiled, rod-shaped form that occurs during cell division.

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