Practice Questions

TLS Online TPP Program

#Question id: 2001

A researcher is analyzing the immune response of a patient following the patientʹs exposure to an unknown agent while out of the country. The patientʹs blood is found to have a high proportion of lymphocytes with CD8 surface proteins. What is the likely cause?

#Section 2: General Biology

The patient encountered a bacterial infection which elicited CD8 marked T cells.
The disease must have been caused by a multicellular parasite, such as can be encountered in polluted water sources.
The CD8 proteins would be discharged from these lymphocytes to lyse the infected cells.
The CD8 proteins marked the surfaces of cytotoxic T cells to attack virus-infected host cells.

More Questions

#Question id: 14529

#Section 1: Engineering Mathematics

The value of

#Question id: 639

#Section 2: General Biology

Match the coenzymes in column I enzymes to class of enzymes in column II

A. Phosphofructokinase	1. Redox reaction
B. Enolase	2. Phosphoryl shift
C. Phosphoglycerate mutase	3. Dehydration
D. Glyceraldehyde 3 Phosphate dehydrogenase	4. Phosphoryl transfer

#Question id: 1909

#Section 2: General Biology

Concerning MHC class II antigen differences between two individuals, which of the following is NOT TRUE?

#Question id: 16006

#Section 6: Plant, Animal and Microbial Biotechnology

#Question id: 15636

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology