The cnidarian Hydra reproduces asexually by fragmentation
Indicate whether the statement is true or false.
ANS: F, budding
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The autoclave treatment may be monitored by
A. heat-sensitive tape. B. heat-resistant endospores of Geobacillus stearothermophilus. C. pressure indicators alone. D. waiting for contaminants to appear on freshly poured media. E. heat-sensitive tape AND heat-resistant endospores ofGeobacillus stearothermophilus.
How many liters of water does an average human need to replace each day by consuming food or drink?
A) 1 B) 2 C) 3 D) 4
The aspect of the immune response that vaccines are based on is
A) inflammation and fever. B) stimulation of cellular, as opposed to humoral, immunity. C) stimulation of phagocytosis. D) protection of the normal microbiota. E) production of memory cells and high antibody titers from pathogen exposure.
The Golgi apparatus is responsible for the ________.
A. formation of mesosomes B. replication of chromosomes C. the assembly of ribosomes D. packaging of materials for excretion