In humans, which of the following cell types is diploid (2n) under normal conditions?

In human sexual reproduction, what does a sperm cell contribute to the embryo at fertilization?

In the context of basics of meiotic genetics, a diploid cell is one that:

In humans, is a typical skin cell haploid or diploid, and why?

In the basics of meiotic genetics, is a mature human sperm cell haploid or diploid?

In the context of meiotic genetics, what is a reproductive cell (gamete)?

In basic meiotic genetics, what kind of cell has two copies of each chromosome (i.e., is diploid)?

In the context of meiotic genetics, what is a reproductive cell?

In the context of basic meiotic genetics, what is the female sex cell (female gamete) called?