What do we mean when we talk about bacterial species?

In a series of infection experiments, a researcher discovers that the ID50 value for the infectious bacterium Parasiticum mucoides is 2,000, and that the ID50 for another infectious bacterium, Donoteatum thisbacterium, is 150. Given these data, a person exposed to 1,000 bacteria of each type would be more likely to be infected by which bacterium? O Parasiticum mucoides O Both infections are equally likely Donoteatum thisbacterium There is no way to know given the information provided MacBook Air DD F9 80 000 000 F8 F7 F6 F5 F4 F3 *

Why is it necessary to classify organisms?

Which of the following is NOT a reason for the high levels of bacterial genetic diversity? mutation rapid reproduction genetic recombnation vertical gene transfer

Why do you think there are limited scientists like microbiologists that focuses in studying organisms such as archaea?

Where do you think you would find prokaryotes? Type of Prokaryote Where do they live? How do they reproduce? Who is older? Bacteria       Archaea

All Archaea and bacteria are microscopic, prokaryotic organisms. However, Archaea and bacteria differ in significant ways. Which of the following is the MOST important reason that Archaea and bacteria belong to separate biological domains? O Archaea do not have a nucleus O Archaea are often resistant antibiotics O Archaea often live in more extreme conditions than bacteria O Archaea are found as single cells or colonies

Can you please solve number 3 and 4 and show all of the steps and say the correct letter