In which way are archaea and eukaryotes the same?
A. Contain membrane-bound organelles
B. Contain mitochondria for energy production
C. Have a cell wall for rigidity
D. Can use flagella for movement
Answer: D
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A key difference between classification methods and identification methods is that classification methods are designed to
a. examine an organism's staining characteristics b. determine the oxygen requirements of an organism c. determine evolutionary relationships of organisms d. determine if an organism is resistant to antibiotics e. determine an organism’s pathogenicity
Geographic biodiversity "hot spots"
A. have the highest vascular plant species richness and ?3 unique ecosystems. B. have the greatest number of species that have lost >50% of their original range. C. contain ?10% of the world's vascular plant species and have lost >50% of their original range. D. have ?1500 endemic plant species and have lost ?70% of the original habitat.
__________ are asymmetrical and do not have tissues or organs. Fill in the blank(s) with the appropriate word(s)
Which phrase best describes the chemical conditions inside the mitochondrial matrix?
a. low pH and high pyruvate concentration b. high pH and high pyruvate concentration c. high pH and low pyruvate concentration d. low pH and low pyruvate concentration