Hello there.
The scientist and her assistant were so excited for the experiment to begin. what is the conjunction in the sentence?
Conjunction-
It's basically a word used to connect clauses or sentences.
Example Words:
So, And, But, If, Yet, Nor and For.
The answer for your question would be,
"And"
And if you wrote the question wrong the answer would be,
"And" "So" "For"