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List the proposed steps that led to the first cellular life
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- What event coincided with the discovery of cells?What might happen if cells did not have microtubulesWhich statement describes all prokaryotic and eukaryotic cells? A. Ribosomes are present in the cytoplasm. B. Materials are stored in vacuoles. C. Chloroplasts are used for photosynthesis. D. Cell walls provide support and shape
- Explain How did the first cell membranes form?Which observation proves that a cell is a eukaryote? A) It contains DNA B) It contains ribosomes C) It has a cell membrane D) It has DNA inside a nucleusGive written answer with explanation and conclusion The fluorescent properties of dyes such as SNARF-1 can provide information on the: A) concentration of H+ ions in specific regions of the cell. B) volume of a cell. C) location of specific proteins. D) the amount of RNA in a cell.
- In not less than 200 words. Discuss why scientist is excited about human embryonic and adult stem cell.While how the first cells formed is still unknown, scientists suspect that the first active biological macromolecule wasa. protein.b. DNA.c. RNA.d. carbohydrates.Which statement best summarizes why the cell theory was developed over time?