Which microorganisms can cause dental cavity?

Which microorganisms can cause dental cavity? The bacteria most responsible for dental cavities are the mutans streptococci, most prominently Streptococcus mutans and Streptococcus sobrinus, and lactobacilli. If left untreated, the disease can lead to pain, tooth loss, and infection. Today, caries remain one of the most common diseases throughout the world. What is the most […]

What age is Algebra 1 for?

What age is Algebra 1 for? A fairly common situation in the US is the “standard level math student” takes Algebra 1, in grade 9 (freshman year), Geometry, in 10th grade (sophomore year), and Algebra 2, in grade 11 (junior year). Can 10th graders take algebra 1? Some schools may offer Algebra I in either […]

Is euglena an Excavata?

Is euglena an Excavata? Excavata is a major supergroup of unicellular organisms belonging to the domain Eukaryota….Classification. Kingdom/Superphylum Discoba or JEH or Eozoa Phylum/Class Euglenozoa Representative genera (examples) Euglena, Trypanosoma Description Many important parasites, one large group with plastids (chloroplasts) Is Giardia lamblia unicellular or multicellular? Giardia lamblia (syn. Giardia intestinalis, Giardia duodenalis) is a […]

Who is the etiquette expert?

Who is the etiquette expert? William Hanson, etiquette expert, gives ITV1’s Let’s Do Lunch with Gino & Mel a lesson in Royal protocol and how to dine at a state banquet. Who is William Hanson? William is widely regarded as the UK’s freshest and most trusted authority on etiquette and civility. In 2019 William became […]

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