

Efficient gas exchange for photosynthesis while maintaining structural integrity
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what is spongy mesophyll Informational
- Physical blockage of intercellular air spaces and potential cellular damage
- Direct contact between vascular tissue and all mesophyll cells What is the functional significance of the relatively thin cell walls in spongy mesophyll cells?
- Spongy mesophyll typically has a larger volume due to air spaces
- Hormones and signaling molecules travel through intercellular spaces What is the role of calcium ions in the function of spongy mesophyll cells?
- No direct response What is the role of the cytoskeleton in spongy mesophyll cells?
- May produce signaling molecules that enter the vascular stream What is the role of the middle lamella in the structure of spongy mesophyll tissue?
- Physical damage if debris penetrates the growth chamber
- Abnormal cell proliferation and differentiation within the mesophyll
- Enzymatic activity within mesophyll cells is temperature-dependent
- High stomatal density supports efficient gas exchange in a well-developed spongy mesophyll
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