Biology, 19.10.2021 01:00 raynaesquivel
Please help me! I need to get this one correct!!
Which is a biotic component of a marine ecosystem?
a) Phytoplankton on the surface of the ocean
b) The oxygen concentration of the water
c) Rocks on the ocean floor
d) The temperature of the water
Answers: 3
Biology, 22.06.2019 02:00
How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.
Answers: 1
Biology, 22.06.2019 20:00
Which of the following leukocyte is not correctly matched with its function? lymphocytes: immune response against viral infections eosinophil: bacterial macrophage monocytes: macrophage basophils: inflammation eosinophil: bacterial macrophage
Answers: 2
Please help me! I need to get this one correct!!
Which is a biotic component of a marine ecosystem...
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