Ans: 50 photons of light that are able to elicit a change in membrane potential in a photoreceptor.
Question 7 0.5 pts What is the smallest number of photons of light that are able...
Question 8 0.5 pts In photoreceptors, in the presence of light, injection of cGMP would: depolarize the cell. hyperpolarize the cell. not change the voltage across the membrane.
Question 10 5 pts How many photons per second are emitted by a 5.5-W LED light bulb, if the emission is at a wavelength of 550 nm? 123E22 photons/s O 5.07E21 photons/s O 3.62E19 photons/s O 1.52E19 photons/s 4.27E19 photons/s
Question 10 5 pts How many photons per second are emitted by a 5.5-W LED light bulb, if the emission is at a wavelength of 550 nm? 1.23E22 photons/s 5.07E21 photons/s 3.62E19 photons/s O 1.52E19 photons/s 0 4.27E19 photons/s
(b) i. (2 pts.) What is the smallest real perturbation ER E RIO -55, x < 0.5 ii. (8 pts) For the specific function f(x)-ยก 55, x 0.5 where e R is a real variable in the interval [0, 1], what is the relative condition number K(x), for all values of x (i.e. as a function of z)? (e) i. (2 pts.) What is the smallest integer perturbation ez E Z\(o)? -55, 55, <9,705, 885 x29, 705, 886 ii. (8...
Question 2 20 pts What is the general equation of photosynthesis? CO2 + H2O + photons Glucose + O2 + H20 None of the above Both equations are correct Glucose + CO2 [H20 (+ ATP)
Question 7 0.5 pts Determine the sign of ASsur and ASsys for the following chemical reaction at 298 K: C3H8 (8)+5 O2 (g)3 CO2(g)+4 H20(g)AH nxn-2044 k Question 8 0.5 pts Calculate the ?Gnn for the following reaction. 4 HNOg(g) + 5 N2H4(1)-7 N2(g) + 12 H2on HNO3(g) N2H4l) H20() G"f (kJ/mol) 73.5 149.3 237.1 O-3.886x103 kJ 0-3298x103 ? -2.393x103kJ 3.298 kJ + 3298x103 kJ
Question 17 1 pts Calculate the minimum wavelength of light (in nm) able to eject an electron from Platinum, = 6.35 eV. (1 eV = 1.6022x10-19 J) O none of the answers listed is correct O 1.95 nm 1950 nm 195 nm 200 nm
Question 12 1 pts If 0.5 amps of current are measured in a circuit with a light bulb connected to a 120 volts outlet, what is the resistance of the filament in the light bulb? See O 240 watts O 60 watts 0 240 ohms 0 60 ohms 1 pts Question 13 1 pts What is the power of the bulb in the problem above.Sep O 60 watts 0 240 watts O 240 ohms 60 ohms 1 pts
Maps Nature and Nurture... Question 12 1 pts If 0.5 amps of current are measured in a circuit with a light bulb connected to a 120 volts outlet, what is the resistance of the filament in the light bulb? SEP O 240 watts O 60 watts O 240 ohms O 60 ohms 1 pts Question 13 Question 13 1 pts What is the power of the bulb in the problem above.se O 60 watts O 240 watts 0 240 ohms...
Question 25 Which of the following filters is not physically realisable? 2-1 2-1 7 pts Question 25 z-1 H (z) - H(2)- O H (2)- O H(2)- (-0.5)(0.2-j0.1)e-0.2+30.1) 2-1 (a+0.5)(z-0.2-10.1)(-0.2+30.1) 05)%-02-50.1)(-0.2+50.1) 2-1 (z-0.5)(-0.2-j0.1)(z-0.2+30.1) Question 25 Which of the following filters is not physically realisable? 2-1 2-1 7 pts Question 25 z-1 H (z) - H(2)- O H (2)- O H(2)- (-0.5)(0.2-j0.1)e-0.2+30.1) 2-1 (a+0.5)(z-0.2-10.1)(-0.2+30.1) 05)%-02-50.1)(-0.2+50.1) 2-1 (z-0.5)(-0.2-j0.1)(z-0.2+30.1)