Which of the following accumulates sulfur granules inside the cell?
A. Cyanobacteria
B. Purple sulfur bacteria
C. Green sulfur bacteria
D. None of the choices are correct.
Answer: B
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What is the correct order of land mass
formation starting with the oldest and moving towards the most recent?
a. Pangaea ? Gondwana ? Earth's crust b. Earth's crust ? Pangaea ? Gondwana c. Earth's crust ? Gondwana ? Pangaea d. Gondwana ? Earth’s crust ? Pangaea e. Pangaea ? Earth's crust ? Gondwana
All EXCEPT which of the following is true
about chlamydia? a. It is the most common bacterial STD. b. It can be passed on from mother to child. c. Most infected males are undiagnosed because they have no symptoms. d. It can be treated with antibiotics. e. Untreated males risk infertility
Stomatal guard cells swell to create a stomata in response to ________.
A. The loss of Na+ and Cl- ions, allowing water to flow into the cells by osmosis B. The active transport of water into stomatal guard cells C. The outward flow of K+ ions, causing water to flow out of the cells by osmosis D. The inward flow of K+ ions, causing water to flow into the cells by osmosis E. Wilting in the leaf, which stimulates the uptake of water by stomatal guard cells
A community and its physical environment are often referred to as a(n) ________
Fill in the blank(s) with correct word