Sewage treatment is a way to prevent raw sewage causing
a. oil spills.
b. oligotrophy.
c. eutrophication.
d. global warming.
e. coastal erosion.
C
Biology & Microbiology
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All algae ____
a. are unicellular b. are multicellular c. have chlorophyll d. are motile at all stages of their life cycle e. have life cycles with alternating generations
Biology & Microbiology
The chromosomes are aligned at the spindle equator during
a. anaphase. b. metaphase. c. interphase. d. prophase. e. telophase.
Biology & Microbiology
What were the tools of Cro-Magnon man made from?
A. metal B. wood C. wood that had been hardened in a fire to increase its strength D. stone E. No answer choice is correct.
Biology & Microbiology
When skeletal muscles contract such that bone segments to move closer together, this action is known as:
A. flexion B. extension C. lengthening contraction D. tetanus
Biology & Microbiology