Practice Questions

TLS Online TPP Program

#Question id: 5261

Which of these statements about prokaryotes is correct?

#Section 3: Genetics, Cellular and Molecular Biology

Bacterial cells conjugate to mutually exchange genetic material.
Their genetic material is confined within a nuclear envelope.
They divide by binary fission, without mitosis or meiosis.
Genetic variation in bacteria is not known to occur, nor should it occur, because of their asexual mode of reproduction.

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TLS Online TPP Program

#Question id: 1839

#Section 2: General Biology

The first production of live but non-virulent forms of chicken cholera bacillus was achieved by:

TLS Online TPP Program

#Question id: 1840

#Section 2: General Biology

What does the term variolation refer to?

TLS Online TPP Program

#Question id: 1841

#Section 2: General Biology

The circulation of a 2-month-old breast-fed baby will contain maternal:

TLS Online TPP Program

#Question id: 1843

#Section 2: General Biology

For vaccination against mycobacterial diseases such as tuberculosis, what is the most important facet of the immune response to be stimulated?

TLS Online TPP Program

#Question id: 1844

#Section 2: General Biology

Which of the following diseases has been completely eradicated worldwide?

TLS Online TPP Program

#Question id: 1845

#Section 2: General Biology

BCG is used to protect against: