level: B1
Questions and Answers List
Cell Biology
level questions: B1
Question | Answer |
---|---|
what are eukaryotic cells ? | nucleus to contain chromosomes e.g. animal, plant, fugus or protist |
what are prokaryotic cells? | no nucleus, smaller and contain plasmids |
what are features of a sperm cell? | high number of mitochondria |
features of a nerve | long |
features of a muscle | high number of mitchrondria |
features of xylem | walls thickened with lignin to strength the cells into a tube |
features of phloem | sections between cells called sieves to help transport substances like dissolved sugars |
features of root hair cells | large surface area, large vacuole, lack of cholorplasts |
what happens as an organism develops | cells differentiate to form different types of cells |
tell me about light microscopes | low resolution, low magnification, cheap |
tell me about electron microscopes | high resolution, high magnification, expensive |
whats used to stain a cell? | iodine |