Examlex
Which of the following terms means the process by which testicular germ cells differentiate into sperm?
Base
A substance that can accept hydrogen ions (protons) or more generally, donate a pair of valence electrons; in nucleic acids, a nitrogen-containing molecule that forms part of the genetic code.
Denitrifying Bacteria
Bacteria involved in the nitrogen cycle, converting nitrates in soil into nitrogen gas, thereby reducing nitrogen availability to plants.
Nitrate
A polyatomic ion with the chemical formula NO3− or a compound containing this ion; important in the nitrogen cycle and used in fertilizers.
Nitrogen Gas
A diatomic, colorless, odorless, and tasteless gas that makes up about 78% of the Earth's atmosphere.
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