Question

1. fill in the blank: animals have four basic types of________; nervous, epithelial, muscle, and connective. together, the esophagus, stomach, and intestines are a part of a(n)________

Explanation:

For the first blank, in biology, animals have four main types of tissues which are nervous, epithelial, muscle, and connective. For the second blank, the esophagus, stomach, and intestines are part of the digestive system which processes food.

Answer:

1. tissues
2. digestive system