Phytochromesa. primarily respond to ultraviolet light.b. exist in two different stable forms.c. have the same effects in all flowering plants.d. have an active form called Pfr.

Q: On a hot, dry day, plants close their stomata to conserve water. Explain the connection between the…

A: Photosynthesis is the process by which green plants and certain other organisms transform light…

Q: .Using your answers from questions 1-4, describe in detail the phototropic response in plants.…

A: Plants respond in different ways and release a variety of responses such as developmental,…

Q: How plants reproduce and develop? What parts of the plant help in its development?

A: Reproduce  means to produce offspring by a sexual or asexual process.

Q: How phytohormone degradation plays important roles in signaling pathways? Explain one of the…

A: The answers are explained below.

Q: a. What are the two basic components of phytochrome?  b. Explain how phytochrome responds to…

A: Phytochrome is a photomorphogenetic pigment that absorbs red/far-red light and induces…

Q: Which type of the following play a role in the gravitropic response of plants according to the…

A: Statoliths hypothesis Gravity perception is best explained by the starch–statolith hypothesis that…

Q: Examples of C3, C4 and CAM plants.

A: Plants fix CO2 and convert sunlight into sucrose. While fixing CO2 into sucrose the plants form a…

Q: how does phototropic response in plants in shaded and

A: Phototropism : It is growth in direction of of light . It is common in plants . Growth towards light…

Q: Harvest of cork from cork oaks (Quercus suber) is _________________, because it involves targeted…

A: Harvest of cork from cork oaks is stripping (name of the process) or without destroying, because it…

Q: the rate of photosynthesis in plants decreases due to clogged stomata of the leaves

A: Stomatal-mediated transpiration will be negatively impacted. Stomata are also responsible for gas…

Q: The number of twigs on your tree: 154,000 twigs Based on transpiration measurements that we have…

A: Transpiration is a process of elimination of water through the aerial parts of plants. Plants obtain…

Q: Considering the leaf structure of vascular plants, which of the following does not contain…

A: Leaves are flattened green outgrowths of the stem that are seen in vascular plants and are…

Q: swer the specific role of . PHOT1 and PHOT2 Auxin (role in phototropism and cell elongation)

A: Phototropism is one of the important light responses in plants. There are several protein receptors…

Q: Research current topics in increasing crop yields related to increasing photosynthetic efficiency.…

A: The differences between C3, C4 and CAM pathways are as follows CHARACTERSTIC C3 C4 CAM Kranz…

Q: reen mangoes were freshly harvested from tree and buried in a jar of uncooked rice to ccelerate…

A: Ripening is a process in fruits that causes them to become more palatable soft and rich in…

Q: Briefly explain why research on the molecular mechanism of stomatalclosure might be of future use in…

A: Introduction: Leaves in plants are responsible to perform photosynthesis and gas exchange.…

Q: A) The concentration of CO2 is lower inside a plant cell than in the atmosphere (outside the cell).…

A: Stomata are cells present in the plant. They are a prerequisite for the exchange of gases. Stomata…

Q: Green fluorescent protein (GFP) can attach and mark other proteins with fluorescence, enabling…

A: GA1 is involved in seed germinations. It triggers synthesis of enzymes which metabolize the starch…

Q: 2,4-D and 2,4,5-T are examples of hormonal-based herbicides. Name the phytohormone behinc this…

A: The growth and development of plants are based on the production of plant hormones. Like animals,…

Q: Which of the following statements about phototropism is/are not true? A. Red light is the most…

A: Phototropism is the growth of the plants or cell elongation towards the blue light in response to…

Q: Abscisic acid (ABA) is produced at both terminal bud and root. Explain how ABA produced in root…

A: Plants growth hormones also called as phytohormones are the chemical messengers that help in the…

Q: What are mechanisms of resistance in plants to different xenobiotics? Thank you!

A: Any chemical or other substantiation that plants could use for growth and development is referred to…

Q: The warmth of hot flowers attracts pollinators and helps broadcast the flowers’ (often foul) scent.…

A: Pollinators are basically the agents that assist pollination. They transfer pollen from anther of a…

Q: EVOLUTION CONNECTION In general, light-sensitivegermination is more pronounced in small seeds…

A: Light is an essential environmental factor in the lives of plants. Other than the important role in…

Q: 14. Substances from various sources, both inorganic and organic, that can induce physiological…

A: >> Answer is a) Phyloalexins Phyloalexins are produced in plants as a part of their defense…

Q: Plant Physiology In the amazon rainforest, what is needed (1 only) to induce germination faster?…

A: An ecosystem is a natural community of living beings that deals with the external environment and…

Q: Inhibiting the uptake of IAA (the IAA anion) into cells will have a smaller effect on gravitropic…

A: Answer  The above statement regarding auxin IAA- is true

Q: If the flowering is inhibited in a plant by exposure to bright light at night, it must be a- Select…

A: Step 1 Photoperiodism is the effect of photoperiods or relative lengths of day and night on the…

Q: Modified TRUE or FALSE. Write the word TRUE if the statement is correct. If the statement is false,…

A: Q)Plants use light energy mostly in the invisible light range for photosynthesis.  Ans- This…

Q: Figure 4 shows an open stoma during a gaseous exchange process in a plant. Elaborate the gaseous…

A: Numerous tiny ports are found in the epidermis of the leaves and young stems that are known as…

Q: Leaf Cross Section Know structures and functions A- GH

A: The parts of the cross sectioned leaf are as follows:CuticlePalisade mesophyllSpongy mesophyllGuard…

Q: Application of synthetic compounds could artificially modify the plant growth and development, i.e.…

A: Answer: Application of synthetic compounds could artificially modify the plant growth and…

Q: The Ca pathway utilizes less ATP than C3 pathway thus enabling C. plants to adapt to tropical…

A: The Calvin cycle was first observed in Melvin Calvin in chlorella, which is a unicellular green…

Q: [PLANT PHYSIOLOGY] Stomatal opening is induced by. Select one: O a. high CO2 levels in the leaf. Ob.…

A: Stomata open in response to light such as blue and red light. Red light usually induces stomatal…

Q: Which of the following is NOT a function or characteristic of stems of plants?   Question 1…

A: The stem is the structural axis of a vascular plant. It supports leaves , flowers and fruits and…

Q: A. Plants and how they respond to herbivory: How do plants protect themselves from being eaten?…

A: "Since you have asked multiple questions, according to our guidelines we are eligible to answer only…

Q: Which option describes photoperiodism?     time of the day when light shines with the most intensity…

A: The non-locomotory organisms that are grouped under the Kingdom Plantae are termed plants. They…

Q: The compound and write the word exactly as it appears in the Word Bank. is the most common C…

A: Phloem and Xylem are the two types of transport tissues that are present in vascular plants. Xylem…

Q: Brassinazole is a drug that inhibits brassinosteroid biosynthesis. Predict what effect brassinazole…

A: Introduction  Phytohormones are not nutrients but are chemical compounds that control plant growth,…

Q: Please help this is hw and I want to know why I'm wrong Why do many plants use pathways that detect…

A: Flowering means switching over to reproductive mode as the formation of the flower which is the…

Q: major obstacles to the use of tissue culture in crop improvement.  Explain why this process is…

A: In Vivo means the plants which are grown in the normal conditions where is ex vivo who means when…

Q: The special chiorophyl P680 A receives electrons that B effectively absorbs the red part of the…

A: Introduction Photosynthesis is a process by which green plant produces thbeir own food with the help…

Q: Suppose you are conducting an experiment, in which you selectively lower the CO2 and O2…

A: Photorespiration refers to a process in plant metabolism where the enzyme RuBisCO oxygenates RuBP,…

Q: Can you answer this question

A: Plant hormones are signal molecules, produced within plants, that occur in extremely low…

Q: Suggest why phototropism is important for plants. Phototropism causes plants to ..... This means…

A: Phototropism is defined as the orientation i.e., directional response of an organism towards the…

Q: Biosynthesis of nectar and nutrient-rich pollen is energetically very expensive for a plant. Yet,…

A: Pollination is the transfer of pollen grains. The transfer occurs from anther to stigma. The process…

Plant sensory system

The plant sensory system is a sophisticated system that responds to environmental stimuli such as light,temperature, gravity, and touch. Research predicts that plant hormones and signaling mechanisms areresponsible for this regulation system in plants.