Answer should be B I think
Answer:
B. The pathogen must be grown in pure culture.
Explanation:
Virus, and also some bacteria can not be cultured in "lifeless media". In the case of bacteria, we refer to the obligate intracellular ones, and all virus. Thus, this postulate can not be fulfilled in all cases. Virus can be propagated on tissue cultures, but certainly this was not considered by Koch. Moreover, these methods often result in spontaneous genetic alterations, which leads to adaptation and even attenuation in animal models of disease, so, the cultured virus perhaps does not induce the same disease when introduced to another specimen.
Condensation of nuclei. They make up clouds
Answer:
See the answer below
Explanation:
Aphasia corresponds to a disorder that prevents speech, language comprehension, writing. It can occur after suffering a stroke, brain tumor, neurodegenerative diseases.
A type of aphasia: Broca's aphasia presents as a lesion with a condition in the frontal lobe of the brain. Broca's area is characterized by functions related to language. Paul BROCA, conducted various post-mortem studies in the nineteenth century in patients with aphasia and related their behaviors to understand their behavior
