Have we always had the same amount of greenhouse gases in the Earth’s atmosphere?

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides