Discuss early events in the sensing of abiotic stress by plants and the acclimation pathways activated by the events. Focus on membrane stability and integrity, protein/DNA structure, enzyme activity and signalling.

Q: Explain transport in the phloem (driving forces, process, major organs involved). How is this…

A: Plants are autotrophic organisms as they are able to photosynthesize and form food. Plants have…

Q: oxygen species (ROS (i) The above oxidative burst will happen at cellular level. Describe the…

A: Biotic Stresses --  Organism , plants if to survive in the environment ,should have tendency to…

Q: lon movement causing an inhibitory receptor potential occurs

A: The most suitable option for the question will be that, the Ion movement causing an inhibitory…

Q: What is cell signaling? What is cell communication? Why are the cell signaling and cell…

A: 1. What is cell signalling? Cell signalling is the fundamental process by which the cell generates…

Q: Define and compare the terms within each of the following pairs, including an outline of the role of…

A: Both water and ion channels have been studied in depth in plant cells. Cotransporters, the third…

Q: 37. Based on the figure below, please explain: a) why do plants maintain higher concentrations of…

A: Plant nutrition is the study of the synthetic elements and components that are vital for plant…

Q: WRITE ABOUT A THEME: INTERACTIONS In a short essay(100–150 words), summarize phytochrome’s role in…

A: Phytochromes are a class of photoreceptor in plants, which help to detect light. They are sensitive…

Q: Please answer both, thank you

A: Cell signaling, also known as cellular signaling is the process by which cells communicate with each…

Q: Explain how being in space would affects the plant growth by analysing the differences and…

A: Gravity is a significant effect on root development, however the researchers found that their space…

Q: Describe and explain in detail about "Plant regeneration is the response to the plant growth…

A: Plant regeneration refers to the physiological renewal, repair, or replacement of tissue in plants.

Q: Write the location and chemical composition of specific region of plant roots

A: Plants are multicellular and eukaryotic organisms.      Plant body is made of shoot and root. Shoots…

Q: To explain: The evolutionary changes in the plant reproduction that are adapted by plants to…

A: Plants that grow on land are known as terrestrial plants. some of the adaptations of land plants are…

Q: Explain the movement of water in a plant according to thecohesion-tension model of xylem transport.

A: Answer- The water is transported to the xylem through apoplast and symplast pathways. The water…

Q: Describe the cohesion-tension theory as an explanation for longdistance water movement in plants.

A: Introduction Plants need continuous supply of water and nutrients for their survival and growth.…

Q: The diagram below shows the three pathways for water and ion entry into root cells. Identify which…

A: Water and minerals are absorbed by the root hair in plants. After absorption they are need to be…

Q: lippase and scramblase play important roles in the movement of lipid molecules across a membrane…

A: The plasma membrane is a very thin film of protein and lipid which separate cytosol from the…

Q: Describe the hypothesis of pressure flow for the transportation of sugars in the plants.

A: In plants, sugar molecules are translocated from source to the sink by pressure flow hypothesis. It…

Q: Define the concept of osmotic adjustment in root cells and how its occurrence is of benefit to plant…

A: INTRODUCTION Osmosis can be defined as the process of movement of water molecules from a region of…

Q: Describe the role played by protein pumps during active transport in plants.

A: Active transport is the use of energy to pump molecules in the opposite direction of a concentration…

Q: explain the concept of signal transduction pathway and give one example in detail of a signal…

A: Introduction:- Signal transduction is the process in which a signal molecule binds to their specific…

Q: Some plant species exhibit ‘secondary growth’. Describe what secondary growth is, including the…

A: Secondary growth is the growth in plants which occurs in the mature stages of the plant life cycle.…

Q: Describe the role played by protein pumps during active transport in plants.

A: Protein pumps, which are a type of membrane proteins that are present embedded across the cell…

Q: Water potential is a driving force in plants’ ability to transport water. Explain what water…

A: The following is the procedure for transportation: The plants constantly consume water through the…

Q: Identify the various types of plant hormones and theirfunction ?

A: Plant hormones have a significant role in plant growth and development. It is studied under the…

Q: What are ways in which plants accomplish tissue-level transport?a. transmembrane transport of…

A: In plants, transportation is a process by which solute and water are transported using a network of…

Q: Explain how osmosis is involved in moving organic nutrients in the plant.

A: Answer: Introduction: In plants water absorption is done by the root hairs as it is hydrophilic,…

Q: Describe two general chemical features that distinguish plant hor- mones from animal hormones.

A: A hormone is secreted from glandular part of body, transferred into blood, and acts on target organs…

Q: Give an example of an environmental condition where stomates are unable to maintain cooling of the…

A: Stomata are small pores found on the leaves and stems of plants that are responsible for gas…

Q: Define Plant Vacuoles.

A: A cell is the functional unit of life. Different organisms are composed of cells that have some…

Q: Describe the daily cycle of opening and closing of stomata, and their response to dehydration.

A: Stomata are considered the pore found on the epidermis of leaves, stems, and other parts of the…

Q: Briefly explain how water moves through a plant. Include how and why water moves through both xylem…

A: The structure of plant roots, stems and leaves facilitates the transport of water, minerals and…

Q: How is autoradiography used to detect a mutated gene?

A: Autoradiography is a technique of imaging that uses radioactive substances contained in the exposed…

Q: Scientists studied changes in proline, which is an indicator of plant stress and overall protein…

A: Experiments are tests or act done by scientists to validate a hypothesis by providing cuase and…

Q: C. The single muscle twitch. Duration of latent period O 012 = % of total twitch time sec % Duration…

A: Twitch:- Muscle contractions, also known as fasciculations, are small, involuntary muscle…

Q: e the components of a light response curve for a typical C3 plan

A: C3 photosynthesis is the most important of the three metabolic pathways that plants use to fix…

Q: (1) Among the three pathways of water movements in plants, which is the most used? Explain the…

A: Movement of water through plants is necessary for plant survival and photosynthesis.

Q: What is the  Cohesion-Tension hypothesis? What is the source of energy that creates the tension?…

A: Cohesion-Tension hypothesis The cohesion-tension theory of intermolecular attraction that explain…

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.