If Earth was not tilted on its axis, what changes would you expect to see in the seasons?

How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures

Aplant may open end close its stomata to prevent excess water loss and maintain

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.