A moistened swab rubbed onto a person's forearm then onto a nutrient agar plate with 7.5% NaCl would MOST likely result in the isolation of ________ spp

A) Clostridium
B) Halobacterium
C) Sarcina
D) Staphylococcus


Answer: D

Biology & Microbiology

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Imagine you were the manager of a national park with cheetahs. The cheetahs feed primarily on gazelles, while the gazelles eat grass. It takes an acre of grassland to feed one gazelle, and it takes ten gazelles to feed one cheetah. You have a maximum of ten cheetahs when the system is functioning optimally. You would like to increase the cheetah population because people pay money to see the cheetahs. How much grassland do you need to double the cheetah population supported by this grassland?

A. 10 acres B. 500 acres C. 200 acres D. 100 acres

Biology & Microbiology

The term used to describe all of the chemical reactions within a cell is ________.

A. metabolism B. phosphorylation C. redox reactions D. catabolism E. cellular respiration

Biology & Microbiology

Which is the correct sequence of polypeptide

transport in the secretory pathway? a. plasma membrane >>> Golgi bodies >>> ER >>> ribosome b. plasma membrane >>> ER >>> Golgi bodies >>> ribosome c. ribosome >>> Golgi bodies >>> ER >>> plasma membrane d. ribosome >>> ER >>> Golgi bodies >>> plasma membrane e. Golgi bodies >>> ribosomes >>> ER >>> plasma membrane

Biology & Microbiology

The first major divergence of life gave rise to all of

the following except a. bacteria. b. archea. c. ancestors of the eukaryotes. d. endomembrane system. e. all of these.

Biology & Microbiology