describe activation of CD4 helper T cells by interaction of the TCR with peptide fragments presented by class II MHC molecules on APCs
what bacteria has an affinity for heart valves
what is the oxygen requirement of sporothrix schenckii, Ringworm and Mucormycosis
Submission date:20/06/2021
Instructions:
√Attempt all questions
√Try to write precise and to the point explanations to each of the questions
√The maximum number of pages should not exceed 7
1. Describe in detail how abiotic factors affect the distribution of microorganisms in the aquatic ecosystem.
2. Explain about all the organisms which are used as indicators of water pollution.
3. Write a synopsis (general information) about bacteria which are found in surface waters and the diseases caused by them.
4. Describe the phenotypic approaches which are being used to assess the diversity of microorganisms in water.
Submission date:20/06/2021
Instructions:
√Attempt all questions
√Try to write precise and to the point explanations to each of the questions
√The maximum number of pages should not exceed 7
1. Describe in detail how abiotic factors affect the distribution of microorganisms in the aquatic ecosystem.
2. Explain about all the organisms which are used as indicators of water pollution.
3. Write a synopsis (general information) about bacteria which are found in surface waters and the diseases caused by them.
4. Describe the phenotypic approaches which are being used to assess the diversity of microorganisms in water.
Is there a net gain or loss of ATP during the transport of citrate?
Discuss the life cycle of Human immunodeficiency virus type 1 (HIV-1) in relation
to drug targets for antiretroviral therapies used to treat HIV-1 infected patients:
1) Will the substrate bind to the active site of enzyme, if that enzyme is in solid state?
2) As a specific substrate binds to the active site of enzyme, so does the active is attracting/ absorbing that specific substrate only....?
3) If the shape of an enzyme is changed, so will it never function or never bind to any substrate....?
Discuss as to why an increase in naturally occurring marine bacteria can actually harm the ecosystem