Nitrifiers are chemolithoautotrophs that use either ________ or ________ as electron donors in a process called nitrification.
Fill in the blank(s) with the appropriate word(s).
nitrite, ammonium
You might also like to view...
Mitochondria resemble bacteria in
a. size. b. structure. c. that they contain DNA. d. that they divide independently. e. all of these.
Why did Mendel choose pea plants to experiment on?
A. Offspring of pea plants are fertile. B. They have a number of different distinct traits. C. They are self-fertilizing. D. They have a relatively short life cycle. E. All of theses are reasons Mendel chose pea plants to experiment on.
The continents were once joined in one interconnected landmass called Pangaea, but moved slowly into their current positions. The process by which the continental (tectonic) plates moved slowly over time is called ________
Fill in the blank(s) with correct word
If a strand of DNA has the nitrogen base sequence 5'-ATTTGC-3', what will be the sequence of the matching strand?
a. 3'-ATTTGC-5' b. 3'-GCAAAT-5' c. 3'-UAAACG-5' d. 3'-TAAACG-5' e. 3'-TUUUCG-5'