Which of the following could be true of two different species that have a competitive relationship in the same ecosystem?
a, one species preys on the other
b the relationship is mutually beneficial.
c they share the same niche.
d one species benefits, while the other is neither nor harmed

An organism has the following traits multicellular cant photosynthesize has a skull. wht kingdom does this organism most likely belong too?

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

Beth’s hygrometer is reading a temperature of 30 c and a relative humidity of 65%. the humidity in the air is?