The DNA components adenine, thymine, guanine, and cytosine are examples of ____
a. phosphates
b. sugars
c. bases
d. genes
e. ribosomes
c
Biology & Microbiology
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Members of the phylum Thermotogae can be found growing in
A. the intestinal tract of mammals. B. soils of the Antarctic. C. marine salterns of the shore of the Dead Sea. D. marine hydrothermal vents and terrestrial solfataric hot springs.
Biology & Microbiology
Eukaryotic cells contain membrane bound ___________ in their cytoplasm. Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology
Along coastlines, the area between high tide and low tide is the
A. hydrothermal vent. B. continental shelf. C. intertidal zone. D. estuary.
Biology & Microbiology
This type of forest is disappearing fastest
A) kelp B) maple C) tropical D) great oaks
Biology & Microbiology