Multiple Choice
A food worker has safely cooled a large pot of soup to 70°C within two hours. According to safe food handling practices, to what temperature must the soup be cooled within the next four hours to minimize microbial growth?
29
views
1. Introduction to Microbiology
Introduction to Microbiology
Struggling with Microbiology?
Join thousands of students who trust us to help them ace their exams!Watch the first videoMultiple Choice
Which genus of fungi is primarily responsible for the natural production of penicillin?
A
Saccharomyces
B
Penicillium
C
Aspergillus
D
Rhizopus
Verified step by step guidance1
Understand that the question asks for the genus of fungi responsible for the natural production of penicillin, which is an antibiotic.
Recall that penicillin was first discovered as a natural product secreted by a mold, which belongs to a specific genus of fungi.
Identify the genus Penicillium as the mold historically and scientifically known for producing penicillin.
Recognize that other genera listed, such as Saccharomyces, Aspergillus, and Rhizopus, are fungi but are not associated with penicillin production.
Conclude that the genus Penicillium is the correct answer because it naturally produces penicillin.
1:29mWatch next
Master Introduction to Microbiology Channel with a bite sized video explanation from Jason
Start learningRelated Videos
Related Practice
Introduction to Microbiology practice set
Problem sets built by lead tutorsExpert video explanations