What is a grammatical feature of this sentence: Your body needs energy to grow and heal itself.

The grammatical feature is " It has a compound predicate"

Explanation:

Predicate is what gives more information about the subject in a sentence.

It tells us what the subject is doing. Predicate modifies the subject.

We have simple predicate, compound predicate and complete predicate in a sentence.

"Your body needs energy to grow and heal itself" is a compound predicate joining two verbs but one subject in a sentence.

The predicate is given as

Subject: Your body

Predicate: needs energy to grow and heal itself.

Continuous tense

Second person pronoun

Explanation:

Grammatical features includes tense, number, person and so on.