Related Questions

Examples of active transport include
A Na+ reabsorption in the distal tubules of the kidney
B Ca++ uptake by sarcoplasmic reticulum of muscles
C Movement of O2 from pulmonary alveoli into blood
D Uptake of LDL cholesterol by the cells
E Chloride shift between RBC and plasma
Primary active transport of hydrogen ion proton pump occurs in
A Gastric glands
B Cortical collecting ducts of the kidneys
C Osteoclasts of bone
D Ventricles of the brain
E Capillaries in the lungs
Secondary active transport
A Allows the movement of molecules against their electrochemical gradients.
B Allows the movement of molecules by conformational changes is carrier proteins.
C Uses energy created by electrochemical gradient.
D Uses cellular ATP.
E Is a form of passive transport.
Which one of the following is active transport?
A It is the movement of a substance against a diffusion gradient with the use of energy from respiration
B It is the movement of a substance against a diffusion gradient without the use of energy
C It is the movement of a substance against a diffusion gradient with the use of energy from photosynthesis
D It is the movement of a substance along a diffusion gradient with the use of energy from respiration
In each of the following questions, a sentence has been given in Active (or Passive) voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive (or Active) voice :- I know him.
A He is known by me.
B He was known to me.
C He has been known by me.
D He is known to me.
The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances. This is the
A Lewis-Randall rule
B Statement of Vant-Hoff equation
C Le-Chatelier's principle
D None of these
Photo-editing, word-processing and spreadsheet are examples of which of the following ?
A Platform software
B System Software
C Operating Software
D Application Software
Which of the following represents examples of an IT input device, output device and storage device respectively ?
A bar code reader, CD drive, projector
B keyboard, monitor, hard disc
C printer, DVD drive, joystick
D printer, mouse, monitor
All of the following are examples of real security and privacy risks EXCEPT :
A Viruses
B Spam
C Hackers
D None of them
All of the following are examples of real security and privacy risks EXCEPT:
A Viruses
B Spam
C Hackers
D None of these

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