A child has the same number of chromosomes as each of his parents. This is because the gametes that combined when that child was conceived each contained chromosomes.

When a child is conceived each parent gives 23 of their chromosomes

many phylogenetic trees have a single lineage at the base representing a common ancestor. a lineage that evolved early from the root and remains unbranched is called basal taxon. when two lineages stem from the same branch point, they are called sister taxa.

can i get the brainliest pls

explanation:

1. b.

2. d.

3. a.

5. d.

6. c.

these are the only ones that i know, i hope this , and good luck.