Biology question and answers for December 17, 2023
- Q There are two main ways in which molecules are transported into and out of cells active transport and passive transport Which of the following is an example of active transport...
- Q GLUT 1 is a transporter that allows cells to take up glucose when present at higher concentrations outside This means GLUT 1 is involved in of glucose facilitated diffusion O...
- Q Active transport requires energy because it usually involves the movement of substances in the gas phase such as oxygen and carbon dioxide O A OB O C O D substances...
- Q xes to complete the pairs mple diffusion facilitated diffusion and active transport are three types of cellular transport that occur across cell membrane atch each term to the correct definition...
- Q A mutation in the gene coding for the trp repressor protein in E coli removes the ability of the trp repressor protein to bind to the operator however the trp...
- Q em m t ecles Et the correct option and then select the Submit button al meristem Field Notes Physical Symptoms Browning of leaves followed by wilting and dropping Plants poorly...
- Q The process by which water crosses a selectively permeable membrane is called A D B O C endocytosis exocytosis active transport osmosis
- Q Osmosis is the movement of water toward concentrated solutes a True b False O O
- Q GOMETABOLISM customized Highlight the stater There are two s surroundings In a clo Plants growing
- Q The image below shows the movement of molecules across a plasma membrane extracellular space lipid bilayer cell membrane TIMEI Source LadyofHats small hydrophobic molecules intracellular space Using the image above...
- Q 7 Intensity of facilitated diffusion depends on Only on the concerneration of molecules Only on the size of molecules On the conceneration of molecules and saturation constant K On the...
- Q 16 Reason of edema formation is the a Imbalance between filtration and reabsorptions process Balance between filtration and reabsorption process Intensity of filtration is less than reabsorption Intensity of filtration...
- Q Provide full enzyme mediated arrow mechanisms for the reactions using the necessary cofactors see final page for structures A H N B HO H O CH CH OH PLP R...
- Q The salt concentration in a cell's cytoplasm is 0.9%. The cell is placed in a 10% salt solution. Which term best describes the 10% salt solution relative to the cytoplasm...
- Q Which of the following is NOT a factor that directly determines the rate of diffusion of molecules or ions across a membrane?the steepness of the concentration gradienttemperaturethe type of molecule...
- Q If both a plant cell and an animal cell are placed in a hypotonic solution, how would their responses differ? A plant cell, with its strong cell wall, will absorb...
- Q What do we call a natural resource if it can be used up faster than it can be replaced? A. depletable B. renewable C. sustainable
- Q Collect a fresh leaf and place it in a bowl of water. Wait 30 minutes, then observe the leaf. Describe or illustrate your observations below. Why do you think this...
- Q In the experimental conditions described below, how many molecules of dextrose do you have to add to the extracellular fluid in order to make it iso-osmotic relative to the intracellular...
- Q Scientists create a linkage map of two linked genes. They find that the recombination frequency is very low. Which of the following statements is most likely truebased on this result?The...
- Q Which of the following statements is FALSE?The plasma membrane allows for passage of some molecules but not othersA plant cell placed in a hypertonic environment will experience plasmolysisPhagocytosis transports material...
- Q The movement of molecules from an area of high concentration to an area of lower concentration is called ________Select one:a. facilitated diffusionb. diffusionc. active transportd. osmosise. endocytosis
- Q Which of the following is true about vascular plants?they conduct water and solutes to different parts of the plants through specialized cellsthey have a heart and arteriesthey use osmosis to...
- Q The active transport of molecules across a plasma membrane requires energy. Movement of sodium ions up their concentration gradient requires energy in the form of ATP.both of these statements are...
- Q You are designing an experiment comparing treating a plant with indoleacetic acid vs. acetic acid. You add 75 mL of water to 360 mL of acetic acid with a concentration...
- Q Water potential in potato cells was determined in the following manner. The initial masses of six groups of potato cores were measured. Thepotato cores were placed in sucrose solutions of...
- Q Which of the followingis true regardingdiffusion rates incells?A. A larger volume-to-surfacearea ratio increases diffusionrate.B. Projections, such as villi, canincrease the rate of diffusion.C. Surface area has lessimpact than volume on...
- Q The movement ofanything from an areaof high concentrationto an area of lowconcentration is calledA. osmosis.B. facilitated diffusion.C. diffusion.D. selective diffusion.
- Q Adding a spoonful ofsugar to pure waterthe concentration ofwater.A. does not affectB. increasesC. decreasesD. solidifies
- Q Be able to predict the direction of movement of water across a membrane in the followingexamples:A cell placed in a beaker of 10 % Saline.A carrot stick placed in 09%...
- Q A. Draw a picture of an elodea cell in distilledwater. Label the cell wall, the cell membraneand the chloroplastsB. Draw a picture of an elodea cell in 10% NaCl.Label the...
- Q CompletionChoose a word from the list below to complete each statement.A is an area where there is a measurable difference between two concentrations.A Solution is a homogeneous mixture composed of...
- Q Plant cells in hypotonic conditions will remainA. turgidB. wiltedC. plasmolyzedD. flaccid
- Q Important Background Information: The cytoplasm in blood cells is composed of 99% water (approximately), the remaining 1% is composed of solutes dissolved within the cytoplasm. Question: You have become severely...
- Q Which of the following is not characteristic of facilitated diffusion?It requires a carrier protein.It moves substances against a concentration gradient.It requires no energy input.It involves a change in the shape...
- Q As a result of diffusion, the concentration of many types of substancesalways remains greater inside a membrane.eventually becomes balanced on both sides of a membrane.always remains greater on the outside...
- Q Ridding the cell of material by discharging it from sacs at the cell surface is calledpinocytosisphagocytosisexocytosisendocytosis
- Q The diagram below shows a chamber in which two aqueous solutions of NaCl are separated by a membrane (dashed line) that is permeable only to Na+ ions. When this system...
- Q In an experiment, membrane bags were filled with sucrose solutions in higher and higher concentrations (higher molarity). These bags were then put into beakers of distilled water. We then weighed...
- Q In regard to diffusion rates, as the density of a solvent increases, the diffusion rate increases.a) Trueb) False
- Q During photosynthesis,P680 charges a cellular battery known as NAPD.a) Trueb) False
- Q Water can be pushed out of capillaries by ________ while also drawn into the capillaries by _______.osmosis; blood pressureblood pressure; osmosisoncotic force; hydrostatic forceblood pressure; diffusion
- Q Which of the following is responsible for the cohesive property of water?Hydrogen bonds between the oxygen atoms of two adjacent water moleculesCovalent bonds between the hydrogen atoms of two adjacent...
- Q If ATP breakdown (hydrolysis) is inhibited, which of the following types of movement across cell membranes is also inhibited? (A) Movement of oxygen into a cell(B) Movement of water through...
- Q When the cell concentrates potassium within, against the natural tendency of matter, it is performingpassive diffusionfacilitated diffusionactive transportpinocytosis
- Q You are given the following task: Use gummy bears to prove you understand the basics of osmosis and diffusion. Here are the materials you have to work with: A bag...
- Q Which of these provides an example of molecules moving by facilitated diffusion?A)Water diffuses across the phospholipid bilayer with the gradient.B)Na* moves through a membrane protein against the gradient to thecytoplasm.C)O?...
- Q The property of some metabolic pathways that enables them to serve multiple functions in the breakdown, synthesis, and conversion of metabolites is known asamphibolismcatabolismbeta oxidationchemiosmosis
- Q Answer the following transport questions.a. Define Passive transport and distinguish between Facilitated Passive Transport (Facilitated Diffusion) and Simple Passive Transport (Simple Diffusion)b. Define Active Transport and distinguish between Primary Active...
- Q Receptor-mediated endocytosis brings in specific material by engulfing it in vesicles. What factors, either directly or indirectly, are related to this process? Choose all that apply.It is a passive process.It...
- Q Active transport requires energy.O TrueO False
- Q The conducting tissue found in vascular plants that functions in transportation of nutrients throughout the plant and is made of living sclerenchyma and parenchyma cells is theO endosperm.O xylem.O sporopollenin.O...
- Q A graph showing the change in the relative concentration of a product over time can be seen below The graph shows the amount of product produced in an enzyme catalyzed...
- Q A student peeled the skins from grapes exposing cells with membranes that are only per meable to water and small diffusible solutes The student measured the mass of the peeled...
- Q Use the diagram below and your knowledge of Earth Science to place the following in order from oldest to youngest Line A A represents a buried erosional surface unconformity 11...
- Q 1 Why are the four major groups of dietary fat can be classified in this particular order 30 50 words 1 Polyunsaturated fats containing omega 3 fatty acids 2 Monounsaturated...
- Q 3 Two new species of plants were introduced into an area that was low in available nitrogen compounds in the soil One formed nodules and one did not Which species...
- Q Students in sixth grade science spent several weeks studying conservation and recycling Students then investigated how different recycled products affected plant growth The second period class compared the effect of...
- Q 3 1 Entra Answer the questions below The melanic peppered moth s dark coloring is passed to its progeny and thus is an inheritable trait This moth is shown in...
- Q It is very common for plants to form beneficial associations with cyanobacteria and or fungi as these organisms help the plant absorb or acquire life sustaining environmental substances such as...
- Q The general ordered sequence of a virus infection is O penetration replication release assembly attachment O attachreent penetration replication assembly release replication assembly penetration release attachment assembly replication release attachment...
- Q water from an area of higher water concentration to an area of lower water concentration across a semipermeable membrane solute from an area of higher solute concentration to an area...
- Q sgsta stydgotemsg Institmob driw quois inst What are vascular tissues and what are the benefit of having these tissues 5 pts 10 1691 borot 976
- Q ver the next question Many gardeners believe that certain edible herbs like oregano sage and rosemary taste better if deprived of water and nutrients You decide to test the hypothesis...
- Q Decomposers are an important part of them to the ecosystem return needed nutrients to the soil A yet plants don t depend on B and plants rely on C but...
- Q Furundles Cellulitis abscesses Paronchin
- Q A turgid cell that you are studying has a solute potential of 1 3MPa What is its approximate water potential 1 1 3 O2 0 3 3 2 3 4...
- Q Match each characteristic with the macronutrient it describes You may use each choice more than once Found more in plant based foods Found primarily in animal based foods Primary energy...
- Q Which of the following is released to surrounding waters by acidified soils? A. aluminum B. argon C. ozone D. helium
- Q 3 After years of disappointment you find one plant out of thousands in your greenhouse that is producing large yellow tomatoes How might this have happened
- Q The advantage of nitrogen fixation to the host plant isSelect one:a. the production of nucleotides required for nucleic acid synthesis.b. the ability to use nitrogen gas instead of oxygen gas...
- Q Explain microbial nutrition and discuss transport mechanisms, environmental factors that can influence growth, and methods to study microbial growth.
- Q Watch the Ted talk titled "10 Ways to Have a Better Conversation" by Celeste Headlee. Then write a detailed summary about the main ideas of the video. A summary does...
- Q Inorganic molecules of salts do all of thefollowing in the body except:Transport substances in and out ofthe cellAide in muscle contractionProvide a source of energyCrucial to nerve impulse conduction
- Q (1 point) I want to make a cleaning solution from concentrate. The concentrate is 20%solution. I need 1L (1000ml) of a 5% cleaning solution.a. How much cleaning solution concentrate should...
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