The column of water extending in vessels from plant roots to leaves is maintained by ____.   A. surface tension   B. covalent bonds within water molecules   C. cohesion between water molecules   D. ionic bonds between water molecules

Q: What are some other biological examples of solutes affecting water potential and therefore movement…

A: The energy required to move an infinitesimal quantity of water from a sample to a reference pool of…

Q: The diagram represents two liquids, separated by a membrane through which osmosis can occur. What…

A: Cells are membrane-bound structural units of life. The cell membrane is semi-permeable in nature.…

Q: An isotonic solution has the/a ____ concentration of water as the cell and the/a ____ concentration…

A: Answer: Solution is the combination of solute (substance which is to be mixed) and solvent (in which…

Q: Two pieces of potato are placed in unknown solutions and left overnight.  The mass of the two pieces…

A: Passive transport mechanisms are processes in which cellular components move from one region to…

Q: If you get four osmometers with different concentrations of sucrose, 0.3 mM, 0.4, 0.6, 0.9-, and…

A: The process of diffusion of fluid via a semi-permeable membrane is known as Osmosis. SPM is a…

Q: If you get four osmometers with different concentrations of sucrose, 0.3 mM, 0.4,0.6, 0.9-, and…

A: Given that there are four osmometers which have different sucrose solutions with different strength.…

Q: In your own words, list and define 3 properties of water that make it essential to life.

A: Water is the only molecule that is present on the earth's surface. We can live without food for…

Q: Molecules in a fluid diffuse over time because A. they are pumped toward areas of higher…

A: Need to find why molecules in a fluid diffuse over time from the four given options.

Q: Water molecules stay close to each other as a result of existence of hydrogen bonds. Collectively,…

A: Adhesion and cohesion are important water properties that affect how water works everywhere, from…

Q: The energy required for active transport can come from:   A. A concentration gradient   B. A…

A: Answer: the energy required for active transport comes from :  a high energy molecule like ATP.

Q: How do proteins regulate fluid balance?    A. Proteins repel water.  B. Proteins attract water.  C.…

A: Protein is a necessary macronutrient, but not all protein-rich foods are made equal. Protein may be…

Q: In which direction will WATER molecules (the small blue spheres) move across the membrane in the…

A: Osmosis: The spontaneous net movement or diffusion of solvent molecules through a selectively…

Q: The emergent property of water that contributes to surface tension is ?

A: The emergent property of water that contributes to its surface tension is cohesion. When the…

Q: You are trying Gorter and Grendel experiment and extracted lipids from human red blood cells. You…

A: 18

Q: We say that water molecules are because they have a positive and negative end. Elements O a O b Weak…

A: Because of the unequal distribution of electrons among the atoms and the molecule's asymmetrical…

Q: Explain why the polar nature of water enables water molecules to be cohesive.  Also, why is this…

A: water is probably the most important molecule on earth , which make life on earth possible and…

Q: A freshwater (very low solute concentration) plant is placed into seawater (very high solute…

A: When a cell is placed in an hypertonic solution, there will be a net flow of water out of the cell,…

Q: Water resistant temperature change because ____. A) large bodies of water cannot store heat B)…

A: Water is an inorganic chemical substance. It is the main constituent of the hydrosphere of the earth…

Q: What might be the impact to the environment if water molecule losses its polarity?

A: Water is a polar molecule. It consists of two hydrogen molecules and one oxygen molecule. The basis…

Q: In each problem below draw an arrow showing which way water will move/flow. Is the solution…

A: Osmosis occurs when a cell is placed in a solution, that has different solute concentration.…

Q: In the Osmosis Gizmo, the cell is placed in a very small chamber. Suppose a cell is placed in a…

A: Osmosis is the movement of a solvent across a semipermeable membrane toward a higher concentration…

Q: solution is ________ when there is low osmolarity outside a cell and overall water moves into the…

A: A solution can be hypotonic, hypertonic or isotonic depending on the osmolarity of the external…

Q: A frozen lake in winter with fish swimming below the surface is possible because of which property…

A: Water is a substance that composed of hydrogen and oxygen molecular elements and exists in gaseous,…

Q: If you get four osmometers with different concentrations of sucrose, 0.3 mM, 0.4, 0.6, 0.9-, and…

A: It is the movement of a solvent across a semipermeable membrane towards a higher concentration of…

Q: Which of the following demonstrates cohesion? O a Water clinging together to form a raindrop. Rain…

A: Water is an essential chemical substances which is required by all organism or living creature to…

Q: You have an intact flaccid cell with a solute potential of -1.22MPA, you dropped the cell in a…

A: The movement of water in and out of a cell is vital for physiological functioning of all cellular…

Q: The membrane in the diagram above is not permeable to the sugar in the solution, however it is…

A: The permeable nature of the membrane is necessary for the regulation of entry and exit of various…

Q: Please ASAP. Thankyou. If the final height of the water in a beaker/container on side A is not…

A: Ans: As mentioned in question water in side A starts higher than side B. then, Water can pass…

Q: The diagram shows two solutions that are separated by a partially permeable membrane. In which…

A: Passive transport is one of the types of transport system that helps to transport molecules along…

Q: Name the phenomenon by which living or dead plant cells absorb water by surface attraction.

A: The plants have the vascular system through which the plants are able to absorb water from their…

Q: ter molecules tend to diffuse in response to their own concentration gradient. How can water be more…

A: Osmosis is the movement of solvent molecules like water from a region of high water concentration to…

Q: If you get four osmometers with different concentrations of sucrose, 0.3 mM, 0.4,0.6,0.9, and…

A: Given different solutions with the different sucrose concentration.

Q: A frozen lake in winter with fish swimming below the surface is possible because of which property…

A: Lake ecosystem is a type of ecosystem in which biotic and abiotic factors interact with each other.…

Q: Choose the correct route of water transfer through the cell wall of root hair , cell membrane of…

A: In plants, the roots area unit the organs of a plant that area unit modified to provide mooring to…

Q: 5. When the egg was placed in the distilled water solution in which direction did molecules move? a.…

A: Introduction :- Distilled water is a hypotonic solution , with respect to the aqueous solution (…

Q: When you mix salad oil and water, they immediately separate because ___.  A. salad oil is a nonpolar…

A: Liquids can be miscible or non-miscible. Miscible liquids get mixed with one another whereas…

Q: Compared with a cell with few aquaporin proteins in itsmembrane, a cell containing many aquaporin…

A: Aquaporins are the integral membrane proteins that are embedded in the membrane. These protein…

Q: Biology: Discuss the many properties of water H2O? And also give several examples of the important…

A: Water is an essential component of life, life is impossible without water as we know that 1st time…

Q: A potato cube is placed in a solution. The volume of the potato increases. which statement below is…

A: Osmosis is a process of flow of solvent molecules from lower concentration to higher concentration…

Q: A student has 3 unknown molecules. In order to better understand the properties of these molecules,…

A: Biological membrane have Hydrophilic and Hydrophobic properties

Q: Can water make your whole body heathy

A: Water is an important component required for the body to survive. It keeps the body hydrated and…

Q: 20. Fluid in compartment 5 is ______________ compared to fluid LEAVING compartment 6 (at the end)…

A: Isoosmotic, option C is the correct answer.

Q: The side with greater amount of water The side with least amount of water The side with greater…

A: A cell is the fundamental unit of life. All living organisms are made up of one or many cells. Each…

Q: Imagine that you have two solutions of glucose in water. One solution consists of 1 g of glucose in…

A: The movement of water molecules across a semi-permeable membrane from a hypotonic solution (which…

Q: Water’s life-supporting properties such as cohesion and temperature stabilization are due to:…

A: Water is composed of polar molecules namely hydrogen and oxygen. The hydrogen and oxygen molecules…

Q: Increasing the concentration of solutes increases osmotic potential, hence water potential…

A: Osmosis is the process by which solvent molecules are transported from lower concentrated area (high…

Q: A Y =-250kPa Y =-400kPa a. In which direction would there be net movement of water molecules? b.…

A: Water potential  Water potential is the potential energy of the water in a solution as compared to…

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.