Which of the following only occrus in mitosis and NOT during meiosis II?
A) Synapsis and crossing over
B) Haploid chromosomes line up at the equator
C) Nuclei congaing the diploid number of chromosomes
D) Four haploid daughter cells result
Answer: C) Nuclei congaing the diploid number of chromosomes
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Which of the following statements about agricultural fertilizers is false?
A. Global nitrate and phosphate resources are in decline. B. Large amounts of fertilizers are necessary to maintain high crop yields year after year. C. Nitrate and phosphate runoff cause eutrophication in different communities. D. Phosphates are obtained exclusively through mining. E. If the human production of fixed nitrogen stopped, the amount of fixed nitrogen added to the biosphere each year would only be about half of what it is now.
What keeps the visceral pleura in close proximity to the parietal pleura?
A) positive pressure in the intrapleural space B) surface tension of the intrapleural fluid C) the mesothelia are one and the same D) trans-alveolar pressure E) spider web-like processes extending from the outer covering
You discover a butterfly that has some similarity to members of the species Faunis canens, but it also has a few important differences. What taxonomic level would best describe your new discovery?
A) order B) family C) species D) genus
Molebdenum is a cofactor for nitrogenase, which means every nitrogen-fixing microorganisms will not be able to fix nitrogen without Mo
Indicate whether the statement is true or false.