Carol and Sam took a package of yeast and poured it into some warm water. Yeast is something your mother or dad might use when baking bread. Yeast helps the bread to rise. After an hour, the students noticed that the yeast solution was bubbling. They used a dropper to make a microscope slide of some of the liquid containing the yeast. This is what they saw. Carol said that she thought yeast was a living thing. Sam thought she was wrong. What do you think? Explain.
A) The yeast is alive. It moves all over the place.
B) The yeast is not alive. It does not move.
C) The yeast is not alive. It is not a cell.
D) The yeast is alive. It has cell structure.
Answers
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the yeast is alive! Explanation:
Even though these organisms are too small to see with the naked eye (each granule is a clump of single-celled yeasts), they are indeed alive just like plants, animals, insects and humans. ... Yeast also releases carbon dioxide when it is active (although it's way too small and simple an organism to have lungs).
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D) The yeast is alive. It has cell structure.
Explanation:
- Yeast are the single celled eukaryotic organisms. Their cells are alive. These are the simple organisms as they have simple cellular organization. Like every other eukaryotic cell the yeast cells posses a nucleus, a cell membrane and other organelles.
- The yeast is an important organism which is used in the baking and brewing industry. The yeast is necessary for the purpose of fermentation of carbohydrates.
- In breads the yeast produces carbon dioxide as a product of fermentation, which causes the rise of the bread dough.
Learn more about yeast:
Which yeasts are called true yeasts: https://brainly.in/question/11851645
Yeast is ............?: https://brainly.in/question/8147887
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