Το ζύμωμα και το δίπλωμα της ζύμης βελτιώνουν την ελαστικότητα.

They are neuter nouns formed from verbs:

• ζυμώνω → ζύμωμα = kneading
• διπλώνω → δίπλωμα = folding

This is a very common Greek pattern: verb → noun in -μα that names the action or process.

So in this sentence, Greek uses noun phrases for the actions, not infinitives. English might say kneading and folding, and Greek expresses that with το ζύμωμα και το δίπλωμα.

Because each noun has its own article:

• το ζύμωμα
• το δίπλωμα

In Greek, when two nouns are joined by και, it is very common to repeat the article if you are talking about two separate but coordinated things. So το ζύμωμα και το δίπλωμα sounds natural and standard.

If you left out the second article, it would usually sound less natural in a normal sentence.

Because της ζύμης is in the genitive case. Here the genitive means something like of the dough.

So:

• η ζύμη = the dough, as a subject
• τη ζύμη = the dough, as a direct object
• της ζύμης = of the dough

After nouns like ζύμωμα and δίπλωμα, Greek often uses the genitive to show what the action relates to:

• το δίπλωμα της ζύμης = the folding of the dough

In this sentence, it is naturally understood with both actions:

• the kneading of the dough
• the folding of the dough

Greek often places one complement after two coordinated nouns when it fits both. So το ζύμωμα και το δίπλωμα της ζύμης is understood as a combined phrase, not just the kneading and the folding of the dough with only the second noun connected.

Context makes this interpretation clear.

Because the subject is plural in meaning:

• Το ζύμωμα
• και
• το δίπλωμα

These are two things joined by και, so together they form a plural subject. That is why the verb is plural:

• βελτιώνουν = they improve

If there were only one subject, the singular would be used:

• Το ζύμωμα βελτιώνει... = kneading improves...

Greek present tense is often used for general truths, habitual actions, or facts. That is exactly what is happening here.

The sentence is not talking about one single moment only. It is stating a general fact about baking:

• kneading and folding improve elasticity

So the present tense works like English present tense in statements such as Exercise improves health.

Because την ελαστικότητα is the direct object of βελτιώνουν.

The verb βελτιώνω means improve, and the thing being improved goes in the accusative case:

• βελτιώνουν την ελαστικότητα = they improve the elasticity

Here:

• η ελαστικότητα = elasticity, as a subject
• την ελαστικότητα = elasticity, as a direct object

Because Greek uses the definite article much more often than English.

So Greek may use an article where English would say simply:

• dough
• elasticity

That means της ζύμης does not necessarily have to mean one very specific dough in the English sense. It can also sound natural in a more general, instructional context. The same is true for την ελαστικότητα.

This is a very important habit to get used to in Greek: the presence of the in Greek does not always match English one-for-one.

Yes. Greek word order is more flexible than English because the case endings show grammatical roles.

The neutral, straightforward order here is:

• Το ζύμωμα και το δίπλωμα της ζύμης βελτιώνουν την ελαστικότητα.

But other orders are possible for emphasis, for example:

• Την ελαστικότητα βελτιώνουν το ζύμωμα και το δίπλωμα της ζύμης.

That version emphasizes την ελαστικότητα more. It is grammatical, but the original sentence is the most natural basic order for most contexts.

They are related, but they are not the same kind of word.

• ζύμη = dough, the substance
• ζύμωμα = kneading, the action/process

So:

• η ζύμη is the thing
• το ζύμωμα is what you do to it

This difference is useful because Greek often creates action nouns from verbs, and those nouns can look quite different from the ordinary noun for the object involved.

It sounds neutral to slightly instructional. It would fit well in:

• a recipe
• a baking book
• a cooking lesson
• an explanation of technique

It does not sound especially literary or overly formal. It is standard, natural Greek for explaining how bread or dough behaves.