Questions tagged [plant-perception]

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Does Thymoquinone give cedar its distinctive smell?

What chemical gives cedar wood its distinctive smell? Is it the same that gives Nigella sativa its cedar-like smell? Schreiner, Linda et al., “What Does Wood Smell like? Characterization of Odorants ...
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-1 votes
1 answer
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Nastic movements in Insectivorous plants

Questions: What type of plant movement is shown by each of Sundew, Venus Flytrap and Pitcher Plant? What is the mechanism of the movement? Can a movement be both Chemonastic and Thigmonastic? If yes, ...
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1 vote
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Are Hsp70 proteins only activated in response to heat shock?

Hsp70 proteins are chaperones that assist in protein folding in my plant physiology textbook it says the Hsp70 proteins were discovered by inducing heat shock. But do they only work in response to ...
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Does the difference in the height of artificial lighting affects the height of the plants?

I have some plants living on artificial lighting. I've noticed the following in the following two plants of the same species: This one was grown with lamps very close to it (~10cm). This one ...
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2 votes
1 answer
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Cattail seeds spring revitalization

There's a genus of plants known as Typha, or cattail. They have seeds like of dandelion, that form thick heads. Such a head may be cut off from the plant and be used for, say, decorative purpose, but ...
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1 vote
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Can light destroy auxin?

In my biology textbook, it says that plants grow towards light because auxin is laterally transferred from the light side to the shaded side, so more auxin stimulates growth and hence the plant bends ...
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What determines when plants grow?

I am interested in dryland ecosystems, and I am trying to find material on what determines the time at which plants in dryland ecosystems, either shrubs or grasses, grow and shoot? Is it only related ...
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5 votes
1 answer
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Complete list of touch sensitive plants

I am not sure whether the word "touch sensitive" is precise enough. What I am looking for is a list of plants that respond to touch noticably like Mimosa Pudica. I only know of Mimosa Pudica example. ...
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2 votes
0 answers
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What are some good examples of phonotaxis in plants and other inanimate beings?

Reaction to the sound waves by plants is commonly unobserved. A physical movement or chemical release examples due to phonotaxis would be good to know about.
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2 votes
1 answer
247 views

What is the difference between intials cells and meristems cells?

Generally plant tissues: meristems tissue: meristems cells, apilal meristems, lateral meristems Non meristem tissue: dermal tissue, vascular tissue, ground tissue my question: What is the ...
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4 votes
1 answer
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Do flowers transpire?

I have googled this out but no where found a satisfactory answer. The definition of transpiration states that it is the evaporative loss of water from the aerial surfaces of the plant but I am really ...
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-1 votes
1 answer
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Do herbaceous plants have woody parts? [closed]

Do herbaceous plants, especially perennial plants have woody parts, like woody stem?
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2 answers
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Can roots have cuticle, especially aerial roots?

In my school biology book, it is written that cuticle covers the epidermal cells in aerial parts of plants and root epidermis doesn't have cuticle. My question is that whether aerial roots, in plants ...
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