ELI5: Explain Like I'm 5

Phytoglobin

Okay kiddo, have you ever heard of hemoglobin? It's a special kind of protein in your red blood cells that helps carry oxygen around your body. Well, plants have something kind of similar called phytoglobin.

Phytoglobin is a protein that helps some plants store and transport oxygen. It's kind of like a tiny oxygen backpack for the plant! When a plant makes phytoglobin, it forms little pockets inside the protein where oxygen molecules can hang out. Then, when the plant needs oxygen – like if it's growing in a low-oxygen environment – the phytoglobin releases the oxygen so the plant can use it.

Scientists think that phytoglobin might be particularly important for plants that grow in waterlogged soil or other environments where oxygen is in short supply. So, just like how humans and animals need hemoglobin to survive, some plants need phytoglobin to help them thrive!