Answer: The symbiotic nitrogen-fixing bacteria invade the root hairs of host plants, where they multiply and stimulate formation of root nodules, enlargements of plant cells and bacteria in intimate association. Within the nodules the bacteria convert free nitrogen to ammonia, which the host plant utilizes for its development. brainliest?
Explanation:
<h3><u>Answer;</u></h3>
<em>2 atoms of nitrogen </em>
<h3><u>Explanation;</u></h3>
- A compound is a substance that is made up of different types of atoms from different elements. For example water is a compound made up of hydrogen and oxygen atoms.
- In this case; Ni(NO₃)₂, is an example of a compound. It is <u><em>made up of 1 nickel atom, 2 atoms of nitrogen, and six atoms of oxygen</em></u>.
Woolly mammoths are extinct
The 3 bacterial shapes and their scientific names are ....
-rod shaped-bacillus
-spherical-coccus
-spiral-spirillum
-vibrio
-spherochete
Melanin
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