dog breeders choose mates in an effort to produce offspring with desired traits. How does this compare with the way that advantageous traits in wolves get passed on to offspring?

How can you tell the difference between rough er from smooth er?

Which of the following graphs have the same wavelengths

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes