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Intro to Living Things Crossword

Across
The basic characteristics of all cells and organisms.
A group of organs that together perform a function that helps the body meet its needs for energy materials.
A substance that is made entirely of one type of atom.
The process by which green plants and other producers use simple compounds and energy from light to make sugar, and energy-rich compound.
(in a cell) The structure in a eukaryotic cell that contains the genetic material a cell needs to reproduce and function.
A structure in a plant of animal that is made up of different tissues working together to perform a particular function.
The activity f each part in an organism.
The process of breaking down food to produce energy.
Plant organelles that produce sugar and give plants their green color.
A molecule that contains at least two different elements.
One of several carbon-based molecules that carry an organism's genetic code.
The smallest functional and structural unit of all cells and organisms.
A cell in which the genetic material is enclosed within a nucleus, surrounded by its own membrane.
Down
The process by which an organism or cell maintains the internal conditions needed for health and functioning, regardless of outside conditions.
A molecule containing a very large number of atoms, such as a protein, nucleic acid, or synthetic polymer.
A type of carban-based molecule in living things; includes fats, oils, and waxes used for energy or as structural materials.
A compound that is based on carbon.
A structure formed when the DNA in the nucleus of a eukaryotic cell condenses before the cell divides.
A cell that lacks a nucleus and other organelles, with DNA that is not organized into chromosomes.
The arrangement of the parts or elements of something complex.
A structure wit special functions that keep the cell working properly.
Small units of nucleic acid.
A group of similar cells that are organized to do a specific job.
A group of atoms that are held together by attractive forces called chemical bonds.
A living thing that can carry out life processes by itself.
Deoxyribonucleic acid. a long molecule of genetic material that contains the instructions for all cell processes, and it controls what proteins are made in the cells
The smallest particle of an element that has the chemical properties of that element.