Its the Eccentricity of the earth. (shape of Earth's Orbit around the sun, whether it is more circular or ovular.)
The plant should be insect pollinated. The bright color and the scent is used to attract the insects, therfore it is a type of plant that is insect pollinated
Speciation<span> is the term used to describe the formation of a new </span>species<span> due to </span>natural selection<span>.</span>
b. the burning of fossil fuels for energy and transportation