Chloroplast.
There is no single answer to that. Leaves obviously mainly fall in autumn. Autumn lasts a few months and it is autumn in the southern hemisphere at a different time of the calendar year than in the northern hemisphere. Many leaves fall in winter and some can also fall in spring and summer too. Things like extreme weather or other natural events or disease can cause leaves to fall. So leaves can actually fall in any month and on any day.
Brown leaves also contain chlorophyll but the brown pigment mask the green pigment and hence the leaves appear brown.
The green colour of the leaves is from the pigment chlorophyll
The pigment Chlorophyll.
anthocyanins
IT is cold so its not that much sunlight so the leaves can not make food so the photosynthesis stops and the leaves die and change colors
because they get frail from the weather and fall
leaves are suppost to be green, they go brown in Autumn because they are dying in the cold weather
leaves are suppost to be green, they go brown in Autumn because they are dying in the cold weather
To save water they lose their leaves in order to keep the water in the tree through out the harsh weather.
carotens
yes and the abiotic factors that make them change colors are autumn leaf color-leaf pigments, length of night, and weather
They change by the season or they change by the weather. the coldness plays a roll in this to.
Carotene gives yellow color to the leaves.
The green pigment in leaves are Chlorophyll A and Chlorophyll B.
Falling Autumn Leaves was created in 1888.
Autumn Leaves - painting - was created in 1856.