The tundra, boreal forest, and tropical savanna are all 

A. communities.
B. ecosystems.
C. food chains.
D. biomes.


D. biomes.

Biology & Microbiology

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Methylotrophic bacteria generate ATP by oxidizing methane to methanol then to formaldehyde, which is excreted.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Transducing virulent phages do not lyse the cells they invade because

A. transformation is taking place in the phage and this is transferred to the bacterium. B. bacterial DNA has replaced critical viral DNA in the phage. C. their virulence is dependent on the bacteria and virus replicating together. D. the lytic genes are unable to enter during penetration and are shed outside the host.

Biology & Microbiology

The removal of the root cap eliminates the ability of a root to respond to gravity.

Answer the following statement true (T) or false (F)

Biology & Microbiology

When homologous chromosomes fail to separate during meiosis, this is termed

What will be an ideal response?

Biology & Microbiology