Solve these clues to fill the grid.
- The abbreviation for acquired immunodeficiency syndrome, an advanced stage of HIV infection.
- 1 Across
- Pertaining to ___
- 5 Across
- Food and nutrients the body needs to grow
- 7 Across
- A distensible membranous sac
- 9 Across
- Greasy substance in food and body tissue (plural)
- 11 Across
- A natural and periodic state of rest during which consciousness of the world is suspended
- 13 Across
- Solid homogeneous inorganic substances occurring in nature having a definite chemical composition (plural)
- 14 Across
- A person who is ___ to a particular infection
- 15 Across
- The trait of abstaining
- 1 Down
- Breaking of hard tissue such as bone
- 2 Down
- Any of a group of organic substances essential in small quantities to normal metabolism (plural)
- 3 Down
- Nutrient in meat and beans that builds muscle (plural)
- 4 Down
- Any substance that promotes ___
- 6 Down
- Red liquid pumped around the body by the heart
- 8 Down
- The region of the body of a vertebrate between the thorax and the pelvis
- 10 Down
- Part of an organism consisting of an aggregate of cells having a similar structure and function
- 12 Down