Starlight from distant galaxies provides evidence that the universe is expanding because this starlight shows a shift in
wavelength toward the

Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.

The most effective way to provide children with safety messages is to

Describe the structure of amino acid, including what makes amino acids different from eachother