These two specialisations … Root hair cells are adapted for this by having a large surface area to speed up osmosis. Aimed at BTEC NQF Level 3 Applied Science students in preparation for Unit 1 (exam unit). Lesley has just found out she is pregnant, so what is the probability that the baby will have the condition. Located in the root epidermis and in direct contact with the soil . Created: Oct 3, 2018. Root hair cells are found in the roots of plants. Plants absorb water from the soil by osmosis. It has thick cell walls. Easy to follow instructions are given on the PowerPoint and worksheets so that the lesson practically runs itself. Companion cells, adjacent to the sieve tubes provide energy required to transport substances in the phloem. The cell has extensions and branches, so that it can communicate with other nerve cells, muscles and glands. As they are lateral extensions of a single cell and only rarely branched, they are visible to the naked eye and light microscope. 2) Each cell has lots of mitochondria that produce ATP which fuel the active transport of water into the root hair cell. In this video we are: Explain how cells are adapted to their specific function. The root hair cells collect nutrients from the water as well as water itself from the soil. Root hair cells The root hairs are where most water absorption happens. The role of root hair cells is to absorb water and mineral ions. The root hair cell has a large surface area to provide contact with soil water. The role of root hair cells is to absorb water and mineral ions. Plant Cell Specialisation In this GCSE Biology video we look at plant cell specialisation. Cell Specialization: All living organisms are composed of one or more cells – this statement is probably one of the most important principles of the Cell Theory by Theodor Schwann and Matthias Schleiden.. These two specialisations allow for more efficient uptake. a. Plants contain two types of transport vessel – xylem and phloem; Xylem vessels – transport water and minerals (pronounced: zi-lem) from the roots to the stem and leaves . • root hair cells, xylem and phloem cells in plants. This allows more active transport of mineral ions to take place so the plant is able to take in as many important mineral ions as possible e.g. Some specialisations and structures have similar roles no matter what the organism. Tissue- a group of cells which work together to perform a particular function, for example epithelial tissue in … A root hair cell has a large vacuole with lots of mitochondria in the cytoplasm. When explaining specialisation, you need to look at the information they present you with and use it to explain how the structure of a cell relates to its function in the organism. A root hair, or absorbent hair, the rhizoid of a vascular plant, is a tubular outgrowth of a trichoblast, a hair-forming cell on the epidermis of a plant root. Thin walls make up-take of water easier. It has thin walls so as not to restrict the movement of water. The root hair cell has a large surface area to provide contact with soil water. This is done by cell division, i.e. The acrosome in the head contains enzymes so that the sperm can penetrate an egg. State the function of a root hair cell. Root Hair Cells. in fallopian tube, there are cilium to sweep the egg towards the uterus from the ovary so that the egg can be deposited faster) Phlegm - mucus produced in trachea by cilia. Wall nearest the soil has a long 'finger-like' projection with very thin walls into the soil. 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