1.2 - Can an organism have more than one cell?
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The cell is the basic unit of life. One of the most important internal characteristics that scientists use to classify organisms is the cell. All organisms are made up of one or more cells.
Organisms that consist of one single cell are called unicellular, whereas organisms that consist of many different numbers and types of cells are called multicellular. The prefix uni- means “one”; the prefix multi- means “many.”
What does the prefix "uni" mean?
What does the prefix "multi" mean?
Which student gives the best definition and example of a unicellular organism.
Organisms that are made up of many cells are "
A cell is the basic unit of life; it is surrounded by a cell membrane that keeps the cell intact. Inside all eukaryotic cells are specialized structures called organelles that carry out specific functions inside the cell.
Inside all eukaryotic cells are specialized structures called . They carry out specific or jobs within the cell.
Cells are surrounded by a that keeps cells contents (or in place) inside of the cell.
All cells also have genetic material called DNA, which contains instructions for making new organisms and for carrying out all functions that keep a cell alive.
In some cells, DNA is packaged inside a membrane in an organelle called a nucleus. In other cells, it floats freely in the cytoplasm.
is the genetic material that contains the instructions to make new & for carrying out all functions that keep a cell
In some cells, DNA is inside a membrane in an organelle called a . In other cells, it floats in the .
A cell. A single unit of life. Cellular = . All organisms are made of cells. However, some organisms are multicellular & others are unicellular. The meanings of these words can be determined by understanding the prefixes.
A unicycle is a bicycle with one tire. A guy with one eyebrow has a unibrow. In both cases the prefix was used as the word one. A unicellular organism is . Some pond water organisms like are unicellular. These organisms than one cell. However when they do multiply through which is a form of asexual reproduction. Unlike amoebas humans & other animals are multicellular.
The word multicellular can be better understood by looking at the prefix. Multimillionaire is a person with many . The word multicolored describes something having many different . In both cases, the word multi was used as the word . A multicellular organism is a living thing made of many cells. Land plants, animals & specific fungi are multicellular. Although you are made of a large number of cells today, humans arose from a cell & developed through the process of cellular division to become the complex organism you are today. Unicellular & multicellular.
After completing the prompts from above. Let's answer the driving question: Can an organism have more than one cell? What evidence do you have from your slides, notes, or this homework to support your answer?
Sentence Starter: I believe... The reason why is because... Some examples to support my answer is...
A) What does the word "function" mean according to the context of the text.
"organelles carry out specific functions inside the cell."
A good example of an organelle in a cell is a vacuole. Looking at the gif below, what do you think is the function of a vacuole.
