Topic 1 Key Concept of Biology - Cells
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Topic 1 Key Concept of Biology - Cells - Marcador
Topic 1 Key Concept of Biology - Cells - Detalles
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12 preguntas
| 🇬🇧 | 🇬🇧 |
| What is the contained in the nucleus? | Contains DNA/Genetic material arranged in chromosomes |
| What is the function of DNA? | Controls cell activities and the synthesis of proteins |
| What is the function of ribosomes? | Protein Synthesis |
| Describe the difference between a Eukaryotic and Prokaryotic Cell? | Eukaryotic Cells have a nucleus prokaryotic cells don't |
| How do bacterial cells differ from plant and animal cell? | No nucleus, plasmid DNA, may have a flagellum |
| What is a specialised cell? | They have 1 job only |
| How is an egg cell specialised for its function? | Egg cells are packed with nutrients to feed the embryo, it also has a haploid nucleus |
| How is an sperm cell specialised for its function? | Sperm Cells have a haploid nucleus, a tail for swimming, extra mitochondria for the tail and acrosome in the head containing enzymes to break into the egg cell |
| Why are ciliated cells specialised? | They have tiny hairs on the surface that beat to move substances in the body such as mucus in the lungs |
| What is a stem cell? | A cell that can develop into any type of cell |
| Where do we find stem cells in humans and plants? | Humans: Embryos and bone marrow Plants: Meristem |
| What does a growth chart show? | Growth over time |