Solve these clues to fill the grid.
- Gas in the air that we need to breathe
- 2 Across
- A path through which electric current can flow.
- 6 Across
- A substance consisting of two or more substances mixed together
- 7 Across
- A heavy odorless colorless gas formed during respiration and by the decomposition of organic
- 8 Across
- Center of an atom or a cell
- 10 Across
- Ultramicroscopic infectious agent that replicates itself only within cells of living hosts
- 14 Across
- To provide with ___ or add nutrients to
- 15 Across
- A government agency or instrument devoted to the performance of some specific function (plural)
- 16 Across
- State of matter that flows like water
- 1 Down
- A common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas
- 3 Down
- To cause to grow or sprout
- 4 Down
- Magnifier of the image of small objects
- 5 Down
- The power to do work or make things move
- 9 Down
- Tiniest unit of living things (plural)
- 11 Down
- The fine spores that contain male gametes and that are borne by an anther in a flowering plant
- 12 Down
- Any of several chemical elements that are usually shiny solids that conduct heat or electricity
- 13 Down