Given the distribution of the 30 or so animal phyla across the Earth's various ecosystems, what would be the most likely habitat for the origin of animals?
A. Rain forests
B. Freshwater habitats
C. Deserts
D. Oceans
E. Temperate grassland
D. Oceans
Biology & Microbiology
You might also like to view...
Where is the organ of Corti located?
A. in the cochlear duct B. in the upper canal of the cochlea C. in the lower canal of the cochlea D. in the semicircular canals
Biology & Microbiology
Which of the following is NOT a product of the Calvin cycle?
A. glyceraldehyde-3-phosphate (G3P) B. NADP+ C. ADP D. NADPH E. Pi
Biology & Microbiology
During which period of a pregnancy do the organ systems of the baby develop?
Biology & Microbiology
In a comparison of birds and mammals, having four limbs is _____
A) a shared ancestral character B) a shared derived character C) a character useful for distinguishing birds from mammals D) an example of analogy rather than homology
Biology & Microbiology