The evidence supporting the idea that modern birds and reptiles share a common ancestor is that feathers are a derived characteristic that first evolved in reptiles. Feathers represent an evolutionary derived trait.
In evolutionary biology, an autapomorphy is a distinctive phenotypic trait referred to as a derived trait, which is unique to a particular group/taxon.
The derived traits are phenotypic features that arise during the evolution of a particular taxonomic group.
These traits (derived traits) differ from the phenotypic trait of the ancestor of the group.
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brainly.com/question/3406200
Biotic:
-predator
-competition(relationsip)
abiotic:
-sunlight
-water
Answer:
that takes place inside a plant, producing food for the plant to survive
Traits may be determined by multiple genes.
