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TLS Online TPP Program

#Question id: 10187

Which of the following is correct statement

#Introduction to Biochemistry
  1. Isotopes are atoms with the same number of protons but different numbers of neutrons
  2. Isotopes are atoms with the same number of neutrons but different numbers of protons
  3. Isotopes are atoms with the same number of electrons but different numbers of neutrons
  4. Isotopes are atoms with the same number of protons but different numbers of electrons
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TLS Online TPP Program

#Question id: 27379

#Introduction to Biochemistry

Atomic radii can be measure by calculation
TLS Online TPP Program

#Question id: 56

#Introduction to Biochemistry

Trace elements are those required by an organism in only minute quantities. Which of the following is a trace element that is required by humans and other vertebrates, but not by other organisms such as bacteria or plants?
TLS Online TPP Program

#Question id: 60

#Bioorganic Chemistry and Metabolites

Which of the following is true for the reaction?

3H2 + N2   2NH3
TLS Online TPP Program

#Question id: 10261

#Bioorganic Chemistry and Metabolites

What is the enthalpy change for the given reaction?
CH3CH3 + Cl2 → CH3CH2Cl + HCl
Given the enthalpies
TLS Online TPP Program

#Question id: 27068

#Bioorganic Chemistry and Metabolites

Isoleucine and Threonine have two chiral carbons so exists in multiple RS configuration, choose the correct option regarding the given fig.
1. a is D-threonine is (2S, 3S) threonine
2. b is L-threonine is (2R,3S) threonine
3. a is L-threonine is (2S, 3R) threonine
4. b is D-threonine is (2R,3S) threonine