in the monohybrid crosses performed by mendel, the f1 plants always displayed one trait
The answer to your question would be; one trait
I hope this helps!
Photosynthesis by phytoplankton
Aggregate fruits are created from several carpels that was from the same flowers. Strawberries and raspberries are examples of this type of fruit. Aggregate fruits are made from a compilation of flower blossoms. Many ovaries from a single flower would develop a fruit once they are merged.