They are able to carry on photosynthesis longer then deciduous trees which lose thier leaves
Weather patterns and soil conditions.
The sun appears to cross the plane of Earth's equator
when it reaches either one of the "equinox" points in the sky.
Natural selection act directly upon <u>Alleles</u>
Explanation:
Genes, such as that of fur color, have many variants called alleles. Natural selection act on the alleles and chooses the best fit for an environment and eliminates the disadvantageous ones from the population over generations. Mutations are a rare occurrence that increases the number of allelic variants of a genes on which natural selection can act upon.