unfortunately there is no simple answer to this question some people can eat some sugar without harm while others should avoid it as much as possible according to the american heart association aha the maximum amount of added sugars you should eat in a day are 7 men 150 calories per day 37 5 grams or 9 teaspoons
Creating Cell Theory. Scientist Matthias Schleiden discovered in 1838, that all plants have cells, which are called plant cells. Theodor Schwannn found that all animals are also made up of cells, which are called animal cells. These are two types of the many different kinds of cells.
Hooke (1600's) 1st person to identify and name a cell Schleiden (1800's) Botanist (studies plants) all plants made up of cells Schwann (do â¦ n't know Zoologist (studies animals), all animals made up of cells the time period) I remembered this for my test by schwann sounding like a bird and a bird is an animal.