Biology Keystone Study Guide 100% Accurate
Prokaryotes - ANSWERSSingle-celled organisms that lack internal structures surrounded by membranes. They lack a true nucleus. Eukaryotes - ANSWERSSingle-celled and multi-cellular organisms that have cells containing internal, membrane-bound structures. They have a true nucleus containing the cell's DNA. Cell Membrane - ANSWERSServe as a boundary between the cell and its external environment. Is flexible and allows the cell to vary its shape if necessary. It controls the movement of materials entering and exiting the cell. Also helps maintain a chemical balance within the cell. Cells - ANSWERSMust have boundaries Cohesion - ANSWERSWhen water tends to stick together Surface Tension - ANSWERSWhen the top layer of water is very strong Adhesion - ANSWERSWhen water tends to stick to OTHER things
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- Subido en
- 10 de septiembre de 2025
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- 2025/2026
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