Almost all of the mass (more than 99%) of an atom is contained in the dense nucleus. An atomic nucleus is much, much smaller than an atom. The cloud of electrons that "orbit" the nucleus and define the "size" of an atom is roughly100,000 times<span> as large as that atom's nucleus!</span>
Answer: B. Algae are an r-selected species because they have a very rapid growth phase.
Reasoning: r-selected species are those that emphasize high growth rates.
In salt water solution, the salt is the solvent.
Answer:
asexual reproduction produces offspring with the same Gene's