The common edible frog of Europe is a hybrid between two species, Rana lessonae and Rana ridibunda. The hybrids were first described in 1758 and have a wide distribution, from France across central Europe to Russia. Both male and female hybrids exist, but when they mate among themselves, they are rarely successful in producing offspring. What can you infer from this information?

TLS Online TPP Program

#Question id: 369

#SCPH05 I Biotechnology

Calculate the pH of a 2.0 L solution containing 10 mL of 5 M acetic acid and 10 mL of 1 M sodium acetate. (pKa = 4.76)

TLS Online TPP Program

#Question id: 27837

#Research Methodology

What is ‘2011 AG5’, which was seen in the news?

TLS Online TPP Program

#Question id: 15140

#SCPH05 I Biotechnology

Two types of pair-wise sequence alignment of the same hypothetical protein sequence fragments are illustrated in the figure below. Vertical bars between the sequences indicate the presence of identical amino acids. * symbols in Figure Y indicate residues not included in the alignment.

Which one of the following is correct?

TLS Online TPP Program

#Question id: 930

#I Life Science/ Life Sciences Group – I-V

Ketone bodies are formed in the liver and transported to the extrahepatic tissues mainly as:

TLS Online TPP Program

#Question id: 12741

#SCPH01 Biochemistry

 What will happen if too much antibody is present in the Agglutination process?