Answer:
Both are composed of cells?
Explanation:
* Tissues and organs are made up of multiple cells so they wouldn’t be present in single celled organisms
* Not all multicellular organisms have rigid cell walls (animal cells only have a cell membrane)
* Most single celled organisms are not visible to the naked eye
A sex link trait is connected with a <span>tiny chemical assembly instruction inside of living things </span>that is carried only by the male or female <span>parent. Such as the x and y chromosomes.</span>