1. A polysaccharide made from seaweed used to culture bacteria and fungi. agent agamete agar agglutin

2. A marsh at the inlet or outlet of a lake or a river. batholith basin bead bayou

3. A waxy membrane near the nostrils on the beak of some birds. cere cercaria cephalin centriole

4. A generator. It normally creates direct current electricity. dyad durain dynamo duramen

5. Illness found primarily among certain group of people or plants and found primarily in one region. endarch encrinite enantiomorph endemic

6. A unit of frequency equal to 1 trillion Hertz. frenum frill fresnel frond

7. Small granular pellets of snow due to riming (adding a thin layer of ice due to condensation then freezing of water vapor.) gravid graticule graupel gravel

8. The unit of inductance when a current varies at 1 ampere/second and creates an EMF of 1 volt heparin henry herb heptad

9. A number smaller than any positive magnitude yet larger than zero. inferior infradian infinity infinitesimal

10. An exceedingly hot wind from the Sahara Desert that blows into Egypt (usually) in the spring. ketone kieselguhr kettle khamsin

11. The jagged edge of a petal of a flower that forms a fringe. lacmoid lacinia laccolith lachrymal

12. A looping turn on a river running along level ground. meander medium medulla meatus

13. A solution that contains one gram-equivalent of solid for every liter of liquid. nonsense normal norite north

14. A rock that is made up of little spheres of calcium carbonate. opal operand operculum oolite

15. The tubes in a vascular plant through which nutrients pass. phloem phon phlegm pheromone

16. A fifth-degree polynomial. quintal quinone quincunx quintic

17. Similar to a root, this plant structure is a creeping underground stem. rhizome rhodopsin rhodoplast rhizocaul

18. An iron rich black tourmaline. schreibersite sciaenoid schorl scion

19. The unit of pressure that supports one millimeter of a column of mercury. torque torus torr torpor

20. The dark central section of an astronomical body's shadow. umbra uncus unguis unciform

21. The waxy covering of an embryo that protects it from amniotic fluid. venule verruca vernix vernier

22. A diagram that displays various information about the winds at a location. wind rose wind scale windpipe wind chill

23. An anatomical object shaped like a sword, like the cartilage at the end of the sternum. xeric xiphoid xerothermic xiphophyllous

24. A rare-earth metallic element. Atomic number 70. Melts at 1097 degrees K and boils at 1467 degrees K. yttrium yersinina ytterbium yotta

25. A fertilized egg. zygote zymosan zymogen zwitterion