Humans have 46 chromosomes (in each cell), that is, 23 pairs of chromosomes.
A karyotype.
42
In the cell nuclues
adenine, cytosine, guanine, thymine
Base
In the nucleus of the cell.
All chromosomes that are not sex chromosomes.
the nucleolus.
Yes
prophase
autosomes
32 pairs, 64 in total.