If the log of microbial count decreases from 6 to 2 in 20 minutes, what is the D-value (in minutes)?

( D = time / log reduction)

TLS Online TPP Program

#Question id: 14960

#XL - T Zoology

How might the ability of pea plants to self fertilize be a problem for genetic experiments?

TLS Online TPP Program

#Question id: 14963

#XL - S Microbiology

Which antibiotics may be completely ineffective in treating a mycoplasmal infection?

TLS Online TPP Program

#Question id: 14964

#XL - S Microbiology

The resistance of the tubercle bacillus to various factors is probably due to its

TLS Online TPP Program

#Question id: 14965

#XL - S Microbiology

An exotoxin is a toxin secreted by bacteria. It can cause damage to the host by destroying cells or disrupting normal cellular metabolism. They are highly potent and can cause major damage to the host. Exotoxins may be secreted by bacteria which

TLS Online TPP Program

#Question id: 14966

#XL - S Microbiology

The bacterial cell wall is composed of a macromolecular network called peplidoglycan (also known as murein) which is present either alone or in combination with other substances

TLS Online TPP Program

#Question id: 14967

#XL - S Microbiology

Clinically, the cell wall is important because it contributes to the ability of some species to cause disease and is the site of action of some antibiotics. In addition, the chemical composition of the cell wall is used