Webchloroplast movement, indicate the direction. Label cell wall, chloroplasts, cytoplasm, and nucleus in your sketch. (C) In this section you will examine the cell structure of human epithelial (cheek) cells. ... (Il) Does the onion epidermal cell appear to have depth? Explain. Draw the onion cells under high power. Label the parts and ... Web24. organelles. The nucleus dyed in this onion cell is an example of organelle Answer: The clear epidermal cells exist in a single layer and do not contain chloroplasts, because the onion fruiting body (bulb) is used for storing energy, not photosynthesis. Each plant cell has a cell wall, cell membrane, cytoplasm, nucleus, and a large vacuole.
How Do Elodea Cells Compare to Onion Cells? - Reference.com
WebDec 30, 2024 · The reason they do not have chloroplasts is because in the chloroplast, photosynthesis takes place. A key player in the process of photosynthesis is the sun. … WebThe onion itself does not need chloroplasts because the actual onion grows underground. There is a part of the onion plant that grows above ground and that structure does need chloroplasts. (University of Cambridge) RBC's are lacking a nucleus. "Red blood cells are formed in the red bone marrow of bone". (Medline Plus, Todd Gersten, MD). cours technipfmc boursorama
Why do elodea cells have chloroplasts while the onion ... - Answers
WebNov 22, 2011 · Onion cells are plant cells, so they do have chloroplasts. However, it is too small to see through a microscope. If this question is for homework, do not rely on that specific answer. WebAnimal cells do not have chloroplasts. In animal cells, energy is produced from food (glucose) via a process of cellular respiration. Cellular respiration occurs in mitochondria in both animal and plant cells. ... Without stains, you can only see the cell walls of onion cells. By staining Eosin Y, now you can see a nucleus inside an onion cell. WebNov 6, 2024 · The chloroplast is absent in onion cells. But there are three types of plastids such as chloroplast, chromoplast and leucoplast. Leucoplast is present in onion cells, … brian hutchinson