Answer:
Scientists once thought the most fundamental building block of matter was a particle called the atom. Now we know that the atom is made of many smaller pieces, known as subatomic particles. Every atom contains a central core called the nucleus, made of particles called protons and neutrons.
Because the rays of the light might reflect and crack the lens
The answer is True
Nucleus is present during Metaphase
The most important factor to consider when selecting sources for an essay is the level of detail provided by the source.
<h3>What factors are considered when selecting a source for an essay?</h3>
When writings essays, it is important that the contents are factual and well-researched.
It is also important that the source materials required for the last to be easily accessible as this will help in the completion of the essay.
However, the most important factor to consider when selecting sources is the level of detail provided by the source.
Learn more about essays at: brainly.com/question/25607827
#SPJ1
Answer:
A nucleotide is the basic building block of nucleic acids.
Explanation:
RNA and DNA are polymers made of long chains of nucleotides. A nucleotide consists of a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen-containing base.
Hope this helps even though it was yesterday :)
