Ok, i'm basically stuck and it's due tomorrow.I would appreciate answers XD(yes, i've used google for about 1 hour and 30 mins now)ACROSS11. The part of the animal that comes "before" or first. Ex. the head region23. The use of a drug or other device to prevent pregnancy.35. Loose matter resulting from the wearing away or disintegration of a tissue or substance.DOWN2. An organism with two sets of chromosomes.3. An organism that can live without oxygen (AIR).6. The smallest particle of a substance that retains the chemical and physical properties of the substance and is composed of two or more atoms.7. Abnormal or impaired functioning, especially of a bodily system or organ.16. Something WITHOUT cells.21. Cells which allows some animals such as squid to change color.26. A type of chemical compound made of CARBON and hydrogen which is used as an energy source by animals.32. The space between two points which stand apart from each other.THAT's ALL XDhey! thanks for the answers! some of them made the list, sorry for not listing the number of letters#11 has 8 letters#23 has 13 letters#32 has 8 lettersthe rest have been solved thanks to you two ^O^