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Phosphofructokinase is allosterically inhibited by the ATP. But the ATP is also a substrate for the enzyme. Explain how is it possible that the enzyme can function with one of its substrate that is
Birds resting on the high-voltage power lines are a common sight. The copper wire on which a bird stands is about 2.2 cm in diameter and carries a current of around 50 A. When the bird's feet are 4.
Find out the molar heat of combustion of caffeine (in kJ) when a 1.05-g sample of caffeine C8H10N4O2 burns in a constant-volume calorimeter that has a heat capacity of 7.85 kJ/K. The temperatur
Find out the speed of an electron just before it strikes a television screen after being accelerated from rest through the 2.3×104 V of the picture tube? Want an answer?
Therefore, every individual reproduces j times where j is lifetime of individual. For which values of q, {pn} do we have ultimate extinction with probability 1?
The wingspan (tip to tip) of a Boeing 747 jetliner is around 59 m. The plane is flying horizontally at a speed of around 220 m/s. The vertical component on the earth’s magnetic field is around
At what location(s) among the object and the screen must a lens of focal length 12.3 cm be positioned in order to generate a crisp image on the screen?
If in the present day Mars is 47.0 ahead of earth in its orbit around the sun, when will the two planets first be aligned all along a straight line from the sun, supposing circular orbits? (Note: Al
When the current in the solenoid rises uniformly from 0 to 5.7 A in 0.31s, determine the induced emf in the short coil throughout this time?
The two tightly wound solenoids encompass the similar length and circular cross-sectional area. However solenoid 1 employs wire which is half as thick as solenoid 2. i) Determine the ratio of their
Find probability that population is extinct in second generation (X2 = 0), provided that it didn't die out in first generation (X1 > 0)?
A 10 micro-coulomb charge is positioned at the origin and a 20 micro-coulomb charge is positioned on the x-axis at x = 40 cm. When an electron is positioned on the y-axis at y = 30 cm, find out the
What current is required to produce the magnetic field strength of around 5.0 x 10^-5 T at a point 1.3 from a long, straight wire?
Determine the required angular speed (in) of an ultracentrifuge for the radial acceleration of a point 2.50 from the axis to equivalent 400000.
A proton accelerates from the rest in a uniform electric field of 650 N/C. At some later time, its speed is around 1.3 x 106 m/s. (i) Determine the magnitude of the acceleration of the proton.
Assume that the target described is located at the coordinates x = -0.10m and y = -0.10 m. In addition, assume that the particle is a proton and the magnetic field consists of a magnitude of 0.010 T
The wire manufacturer makes 0.030" diameter magnesium wire. If allowable stress in wire is 25ksi, find smallest spool diameter wire can be wrapped onto?
Explain the example of the data set which can't be represented by the tree, but that be represented by more general graph. Describe why it can't be represented by tree.
(i) In what direction are the electrons deflected through this field component? (ii) Determine the acceleration of an electron in part (i)?
Light shines via a single slit whose width is around 5.7 x 10-4 m. A diffraction pattern is made on a flat screen positioned 4.0 m away. The distance among the middle of the central bright fringe an
The two balls of equivalent mass (0.70 kg ) approach the origin all along the positive x and y-axes at the similar speed (3.5m/s). Determine the magnitude of the net momentum of the system?
An unstable particle at rest breaks up into two fragments of uneven mass. The mass of the lighter fragment is around 2.80 x 10-28 kg and that of the heavier fragment is around 1.61 x 10-27 kg. When
The mechanic charges $35 an hour plus parts to fix the car. If parts cost $90 and it took 5 hours to do job, find total cost of repair? Illustrate the solution and answer.
A capacitor is made up from the two 1.8 cm diameter coins separated through a 0.16 mm thick piece of paper (K = 3.7). A Battery of Twelve Volt is joined to the capacitor. Determine how much charge i
At a certain position the horizontal component of the magnetic field of Earth is 2.5*10^-5, due North. A proton moves eastward with just the right speed for the magnetic force on it to balance its w