Chemical elements needed in trace amounts for biochemical reactions have a biogeochemical cycle, including boron, chromium, manganese, and cobalt.

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


True

Biology & Microbiology

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This phylum of seedless vascular plants has about 1000 known living species, including those in the

genera Lycopodium and Selaginella. The gametophyte of some of these species cannot photosynthesize, and instead uses mycorrhizae to obtain nutrients

a. Hepatophyta b. Pterophyta c. Bryophyta d. Lycophyta e. Anthocerophyta

Biology & Microbiology

Beach grass colonizing newly formed sand dunes is

A) primary succession. B) secondary succession. C) chronosequence. D) autogenic change.

Biology & Microbiology

Sentinel animals are monitored for specific diseases in order to determine the potential for human exposure to a disease.

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

Biology & Microbiology

Organisms that are damaged by the normal atmospheric levels of oxygen (20%) but require oxygen at levels of 2-10% for growth are called ________.

A. facultative anaerobes B. microaerophiles C. aerotolerant D. anoxygenic

Biology & Microbiology