Copernicus had the solar system with sun in the center in a model. * geocentric universal global heliocentric

Which of the following is something every person can do plz asap apex

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

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