A grass that grows underwater.
Protists can be either autotrophic or heterotrophic. Autotrophic protists are able to produce their own food through photosynthesis, while heterotrophic protists must obtain their food by consuming other organisms.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -AGHE---. That is, eight letter words with 2nd letter A and 3rd letter G and 4th letter H and 5th letter E. In alphabetical order, they are: ragheads
You can obtain a certification in gerontology through universities, colleges, or online institutions that offer specific programs in gerontology. Look for programs accredited by organizations such as the Association for Gerontology in Higher Education (AGHE) to ensure quality education and training in this field. Additionally, professional organizations like the National Association for Professional Gerontologists (NAPG) may offer certification programs.