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

This poster is designed in rounded sans-serif.

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

In organic chemistry, understanding geometric isomers is important.

The pyramidalis muscle is one of the muscles located in the human abdomen.

His character is two sides of the same coin, with kindness and strictness coexisting.

In physics, blackbody radiation is a very important concept.

He is immersed in the study of ancient seal script.

This is a 六角四片四角孔ねじれ正多面體, in other words, a muoctahedron.

This is my first question.