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Descrição
FlashCards por Mariam Al-hujaimi, atualizado more than 1 year ago
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Criado por Mariam Al-hujaimi
quase 7 anos atrás
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| Questão | Responda |
| Who was the First person to make a microscope? | The first person to make a microscope was Zacharias Janssen |
| When did Zacharias Janssen first make a microscope? | He first made It around 1590 |
| What did scientist Robert Hooke discover? | He discovered the building blocks of life -CELLS |
| How did scientist Hooke discover cells? | He discovered them when he was looking at cork with a microscope. He saw that the thin slices of cork resembled honeycomb and contained little boxes or cells |
| How did Antonie van Leeuwenhoek discover microorganisms? | He was looking at a water pond with a microscope and he saw tiny organisms moving about, he called them Animalcules. Now they are called microorganisms. |
| What did Robert Brown discover? | He discovered that plant cells weren't just empty boxes they had even smaller structures inside them |
| What did Theodor Schleiden propose? | He proposed that animals were also made up of cells which meant cells were the basic unit of life |
| What could you see inside a cell? | You can see Organelles (little organs) they would range in sizes from tiny to quite big |
| What are Ribosomes? | They are microscopic factories that produce proteins used by the animal for growth and repair. |
| What do plant cells have outside the cell membrane? | They have something called Cell Wall |
| What do Chloroplasts contain? | They contain a green substance called chlorophyll |
| What are Unicellular Organisms? | They are living things that are made up of only one cell. |
| What are bacteria? | They are small and simple cells that do not have any organelles or a true nucleus |
| What is Mitosis? | It is when a cell divides into two identical cells |
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