Question

Why are some leaves red in the fall?(1 point)
Responses

Chlorophyll absorbs red in the fall, rather than green.
Chlorophyll absorbs red in the fall, rather than green.

Mitochondria breaks down because there's less sunlight.
Mitochondria breaks down because there's less sunlight.

Chlorophyll breaks down because there's less sunlight in the fall.
Chlorophyll breaks down because there's less sunlight in the fall.

Chlorophyll reflects green light in the fall.

Answer 1

Chlorophyll breaks down because there's less sunlight in the fall.

As chlorophyll levels fall, other pigments (carotenoids and anthocyanins) become visible; anthocyanins produce red colors (and can be newly made in autumn).