What’s does homozygous mean and nomozygous

Heyme with this one ❤ ☺❤ name the part of the cell concerned with the transmission of hereditary characters from parents to offspring. "i will mark brainlist "

Which statement best describes how the nucleus, the rough endoplasmic reticulum, and ribosomes interact during protein synthesis?

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm