The Y chromosome carries the genes that determine maleness.

I inherited my X chromosome from my mother.

This compound contains a sulfhydryl group.

Sex chromosomes play a crucial role in determining the sex of an organism.

This poster is designed in rounded sans-serif.

Kazumi is my best friend.

I have been to Suishiei.

Water Margin is one of the four great literatures of China.

She has trypophobia, and feels discomfort when she sees things with many holes like beehives or corals.

I buy water at the water store every day.