suppressor

"My friend told me there was something in the box, but I didn't know what it was yet. "

"I brush my teeth regularly to prevent them from turning yellow."

"One way to encourage your employees to work harder is by giving them incentives."

"The graphic designer carefully prepared the mechanical for the company brochure. "

"My sister is very helpful, especially when it comes to organizing things. "

"The electronic configuration of atoms is important in chemistry class. "

"My brother constantly helps his younger sister with her homework, demonstrating his steadfast loyalty and support. "

"The constant criticism from her teacher discouraged her from trying new math problems. "

"In Labrador Retrievers, coat color determination is an example of epistasis, where one gene (E/e) determines if pigment is deposited at all, overriding the effect of the gene (B/b) that determines the color of the pigment itself (black or brown). "

"My mother is always criticizing my messy room. "

"Political dissent was brutally suppressed."

"My family keeps milk and other perishable foods in the refrigerator. "