Question

x and y chromosomes are called the
sex chromosomes
autosomes
homologous
diploid cells

Explanation:

The question is about identifying what X and Y chromosomes are called. From biological knowledge, X and Y chromosomes are defined as sex chromosomes. Among the options (Sex chromosomes, Autosomes, Homologous, Diploid Cells), "Sex chromosomes" is the correct term for X and Y chromosomes.

Answer:

Sex chromosomes