Iron-reducing bacteria are obligately aerobic organisms that reduce ferric iron and oxidize hydrogen or organic compounds

Indicate whether the statement is true or false.


Answer: FALSE

Biology & Microbiology

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The chromosome in bacteria and archaea

A. forms a single linear strand of DNA. B. contains all the cell's plasmids. C. is located in the cell membrane. D. is part of the nucleoid.

Biology & Microbiology

Huntington's disease is governed by autosomal-dominant inheritance. What is the likelihood that a person who has one heterozygous-affected parent and one normal parent will develop the disease?

a. 100% (certain) b. 50% c. 0% (impossible) d. 75%

Biology & Microbiology

The chemical composition of the gases surrounding the Earth has changed substantially over the past 4 billion years. One notable change was due to the emergence of photosynthetic organisms. The process of photosynthesis increased the amount of what gas in the atmosphere?

A. Water vapor (H2O). B. Hydrogen sulfide (H2SO4). C. Carbon dioxide (CO2). D. Nitrogen (N2). E. Oxygen (O2).

Biology & Microbiology

Gamma hemolysis is also known as

Biology & Microbiology