Cell Structure And Functions Crossword

Outer layer Rigid & strong Made of cellulose
Large, oval May contain 1 or more nucleoli Holds DNA
Plant – inside cell wall Animal – outer layer; cholesterol Double layer of phospholipids with proteins Selectively permeable
Surrounds nucleus Double membrane Selectively permeable
Idea that all living things are composed of cells, cells are the basic units of structure and function in living things, and new cells are produced from existing cells
organism whose cells contain nuclei
unicellular organism lacking a nucleus
material inside the cell membrane—not including the nucleus
specialized structure that performs important cellular functions within a eukaryotic cell
layer of two membranes that surrounds the nucleus of a cell
threadlike structure within the nucleus containing the genetic information that is passed from one generation of cells to the next
a small particle in the cell on which proteins are assembled; made of RNA and protein endoplasmic reticulum, internal membrane system in cells in which lipid components of the cell membrane are assembled and some proteins are modified
Golgi apparatus, stack of membranes in the cell that modifies, sorts, and packages proteins from the endoplasmic reticulum
cell organelle filled with enzymes needed to break down certain materials in the cell
cell organelle that stores materials such as water, salts, proteins, and carbohydrates
organelle found in cells of plants and some other organisms that captures the energy from sunlight and converts it into chemical energy
network of protein filaments within some cells that helps the cell maintain its shape and is involved in many forms of cell movement
one of two tiny structures located in the cytoplasm of animal cells near the nuclear envelope
double-layered sheet that forms the core of nearly all cell membranes
diffusion of water through a selectively permeable membrane
movement of specific molecules across cell membranes through protein channels
the process in which cells develop in different ways to perform different tasks organ, group of tissues that work together to perform closely related functions
energy-requiring process that moves material across a cell membrane against a concentration difference
process by which a cell takes material into the cell by infolding of the cell membrane
when comparing two solutions, the solution with the lesser concentration of solutes