When all vegetation is removed from a site by human activity or by natural forces such as volcanic activity, ________ species are the first to recolonize the site
Fill in the blank(s) with correct word
pioneer
Biology & Microbiology
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Which of the following is associated with the phylum Annelida?
a. radial symmetry b. ctenidia c. chaetae d. radula
Biology & Microbiology
Marine snow is a major source of energy for the ____ region of the ocean
a. littoral b. aphotic c. euphotic d. intertidal e. neustonic
Biology & Microbiology
An organism that produces its own food by the process of photosynthesis is called:
A. Heterotroph B. Autotroph C. Herbivore D. Consumer
Biology & Microbiology
Genes that encourage inappropriate division of cells?
a. tumor suppressor genes b. negative growth regulators c. P53 d. oncogenes e. proto-oncogenes
Biology & Microbiology