UHS stands for University of Health Sciences, it is a public university operating from Lahore. It is normally known as best research university with a mission to improve health care facilities in Pakistan. UHS is also a regulatory authority for admissions in Punjab. All those students who want to take admission in medical or dental colleges should appear in MCAT. MCAT test consist of 220 MCQ’s divided into four subjects Physics, Chemistry, Biology and English. MCAT entry test is very difficult and students need to work relay hard in order to secure their admission in public sector.
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Some enzymes require a non-protein part of its efficient functioning. This helper non protein part is called?
- Prosthetic group
A cofactor is a non-protein chemical compound or metallic ion that is required for a protein’s biological activity to happen. These proteins are commonly enzymes and cofactor can be considered “helper molecules” that assist in biochemical transformations.
Electric potential generated by the cardiac impulses are measured through which of the following devices?
Electrocardiograph or ECG is the machine which records cardiac electrical potential. Note that Electrocardiogram is the recording of Electrocardiograph.
Which of the following statement is true?
- Humoral immune response involves antibodies while cell mediated response does not involve antibodies.
- Humoral immune response does not involves antibodies while cell mediate response involves antibodies.
- Both humoral immune response and cell mediate response involve antibodies
- Neither humoral immune response nor cell mediate response involve antibodies.
Humoral immune response involves antibodies while cell mediated response does not involve antibodies.
Humoral immunity (also called the antibody-mediated system) is the aspect of immunity that is mediated by macromolecules (as opposed to cell-mediated immunity) found in extracellular fluids such as secreted antibodies, complement proteins and certain antimicrobial peptides.
Cell-mediated immunity is an immune response that does not involve antibodies but rather involves the activation of phagocytes, antigen-specific cytotoxic T-lymphocytes.