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Upon learning about planarian regeneration, is human regeneration possible in the near future? Explain.
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- Emergent land plants that can tolerate the salinities of the sea are called.Sieve tubes are part of ___________. a. cortex c. phloem b. mesophyll d. xylemMovement of phloem sap from a source to a sink(A) occurs through the apoplast of sieve-tube elements.(B) depends ultimately on the activity of proton pumps.(C) depends on tension, or negative pressure potential.(D) results mainly from diffusion.
- WRITE ABOUT A THEME: INTERACTIONS In a short essay(100–150 words), summarize phytochrome’s role in alteringshoot growth for the enhancement of light captureIn which habitat would you expect more cavitations— moist tropics or drier temperate areas? In which would you expect wood to have wide vessels, in which would you expect wood to have narrow vessels or just tracheids?Phytoremediation is the utilization of plants in the clean up of a polluted area. Are Indian Mustard, Willow, Poplar Tree examples of plants utilized in phytoremediation?
- why would it be difficult to replant trees in an area of tropical rainforest that has been cleared? what d you think would have be done before this could beattempted?Please explain how during a drought, cacti are able to take water from the water storage cells of its stem to maintain hydration of the photosynthetic cells. - the more in depth answer the better pleasewhy is seagrass restoration important?
- Which of the following is the major site of photosynthesis? a. apical meristem b. ground tissue c. xylem cells d. phloem cellsClimate change due to the increasingly rapid levels of greenhouse gases (particularly CO2) in our atmosphere is a serious current global concern. How might Stomatal density serve as a bio-indicator for monitoring the response of plants to changes in greenhouse gas concentrations in the future? (Hint: How does Stomatal density vary with CO2 concentration?)this meristematic area produces the primary xylem and primary phloem a. procambium b. ground meristem c. protoderm d. pith