yeet science Flashcards
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1
Q
nucleus
A
a part of a cell that carries the dna
2
Q
cytoplasm
A
the liquid in the center of a cell
3
Q
Cell
A
the basic structural, functional, and biological unit of all known organisms. A cell is the smallest unit of life. Cells are often called the “building blocks of life”
4
Q
Cell membrane
A
two layers of lipids and proteins that surrounds a cell and separates the cytoplasm (the contents of the cell) from its surrounding environment. It is selectively permeable, which means that it only lets certain molecules enter and exit.
5
Q
Cell wall
A
a wall that holds everything inside and protects the cell. only in plant cells
