Esotropia (from Greek eso meaning inward and trope meaning a turning), is a form of strabismus, or squint, in which one or both eyes turns inward. The condition can be constantly present, or occur intermittently, and can give the affected individual a cross-eyed appearance.
In the process of intracellular digestion, lysosomes are the main  organelles. Lysosomes contain enzymes that are made by cells, and  their primary function is to digest thiâ¦ngs. Making the world better, one answer at a time.
An example of an animal with this type of incomplete digestive tract is the jellyfish. Increasing in complexity are animals that have gut tubes, where foods are digested and nutrients are absorbed, with a mouth at one end and an anus at the other.