Question about reverse osmosis

Assignment Help Biology
Reference no: EM1381862

Question: When water containing impurities is forced against a filter that allows only water through, this process is called "reverse osmosis".  Why is this a good description of what is happening?

Question: Given how the Na+/K+ pump works, which part of the cell (inside or outside) will have an excess of negative charge?

Reference no: EM1381862

Questions Cloud

Craete the database to be fault tolerant : Explain the thought process of DBA as they craete the database to be fault tolerant. What policies would you suggest to get this goal?
Presidential and a parliamentary system : How do federal and unitary systems differ? What are the advantages of each? What are the basic differences between a Presidential and a Parliamentary system?
Effects of cholesterol on the people : Determine what can a disease like familial hypercholesterolemia tell us about the effects of cholesterol on the people without the disease?
Write loop header to hold odd number between a range : Suppose the int variables i and result have been declared but not initialized. Write down for loop header, that is something of form.
Question about reverse osmosis : When water containing impurities is forced against a filter that allows only water through, the process is called reverse osmosis".
Classifications of party systems : What are the basic classifications of party systems? What are the main differences between systems that use single member district (FPTP) voting as opposed to proportional representation?
Describing erikson stages of development : Determine and describe Erikson's stages of development as each applies to your own personality formation. How did success at one stage prepare you for meeting the next challenge.
Question about cell : An artificial cell containing 0.5 M glucose is placed in a beaker of 0.5 M NaCl. The membrane around the cell is permeable only to water.
Find the probability that the response time : The response time for Denver police to respond to emergency calls is 8.4 minutes with a standard deviation 1.7 find the probability that the response time for a call between 5 and 10 minutes.

Reviews

Write a Review

Biology Questions & Answers

  Individual phylogenetic methods

As we have discussed in class, individual phylogenetic methods are best suited to particular kinds of troubles. For each of the following data sets, assess the suitability of maximum parsimony to that data set.

  Where and how is caffeine exerting its effects

List all probable points at which caffeine may be exerting its effect. Caffeine is known to alter the transmembrane movement of calcium. What is (are) the possible site(s) at which caffeine is acting.

  Explain the oxygen in co2 comes from sugar or oxygen gas

Animals obtain energy throughout a series of chemicals reactions in which sugar (C6 H12 O6) and oxygen gas (O2) are reactant. This produces water (H2O) and carbon dioxide (CO2) as waste products. How might you use a radioactive isotope to find out wh..

  Mechanisms of action of antiviral drugs to influenza

What are the targets and mechanisms of action of antiviral drugs to influenza and why are there so few antivirals to influenza available?

  Find final concentration of cells

Assume that a sample of red blood cells at a concentration of 2.69 x 106 cells/ml is serially diluted 1/10 three times and then serially diluted 1/2 two times.

  Define treatment of phenylketonuria and galactosemia

define treatment of phenylketonuria and galactosemia.

  What are differences among eukaryotic cells

What are differences among eukaryotic cells . Why do you think she is having arrhythmias.

  Simple spherical model cell that consists of cytoplasm

Think about a simple spherical model cell that consists of cytoplasm and a plasma membrane.

  What is her rationale here, assume this is possible

Assume a level area of granite rock was the parent material in both cases; describe in general terms how you would expect two soil profiles to differ, one in warm, semiarid grassland and the other in a cool, humid pine forest.

  Glucose and protein transport

Did any of substances travel against their concentration gradient? Describe why or why not. Using your results from Chart 2, what was the fastest rate of facilitated diffusion recorded? _______________.

  Research potential mechanisms

Speculate on and/or research potential mechanisms which would afford the improved processing. Speculate on and/or research potential mechanisms.

  Describe how the mutations can potentially result in cancer

Acetylcholine binds this membrane protein, which subsequently opens to allow sodium to enter the cell. Acetylcholine exerts its effect on what kind of transport protein.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd