Explain the most important chelating agents in nature

Reference no: EM13264487

Porphyrin complexes are among the most important chelating agents in nature. Which statement is correct concerning these?

(a) Hemoglobin can bind up to two O2 molecules.
(b) Myoglobin is a protein that contains four heme groups.
(c) Heme is a porphyrin in which the metal ion is Fe(II).
(d) Chlorophylls are porphyrins that contain Ca(II).

Reference no: EM13264487

Questions Cloud

Determine the initial volume of the gas : One mole of an ideal gas does 2 600 J of work on its surroundings as it expands isothermally to a final pressure of 1.00 atm, Determine the initial volume of the gas

Calculate the change in the specific helmholtz function : A van der waals gas undergoes an isothermal expansion from specific volume V1 to specific volume V2, Calculate the change in the specific Helmholtz function

Plot the solutions obtained by using ode45 and dsolve : Apply the classical Runge-Kutta method to solve the following initial value problem given y(0)=1 and the step size h=0.1. Verify solution using MATLAB. Plot the solutions obtained by using ode45 and dsolve. Compare the graphs and provide an explan..

Nine double values and display them and their median : How do you write an application that allows you to enter nine double values and display them and their median. And revise thethe median class so that the user can enter any number of values.

Explain the most important chelating agents in nature : Porphyrin complexes are among the most important chelating agents in nature. Which statement is correct concerning these

What must the smaller resistor to be adjusted : An op-amp has an open-loop gain of 200 V/V. If this op-amp is used to build an inverting amplifier with an absolute gain of 50V/V: (a) What must the smaller resistor be adjusted to, if the larger resistor is 100 k

Calculate the kilomole fraction : A container of volume V is divided by partitions into three parts containing one kilomole of helium gas, Calculate the kilomole fraction

Investment possibilities in african countries in the energy : you are researching direct foreign investment possibilities in african countries in the energy sector, either 100 percent owned or with a local partner. Which organizations discussed in this chapeter would you look to help in developing a list of cri..

How much additional quantity that you have to add : determine the position of fermi level with respect to the valence level. What type of dopant and how much additional quantity that you have to add to this crystal to move the fermi level by (an energy amount of) KT toward the valence band

User Account

All Pages