Which organelles are found in both plant and animal cells? a. a nucleoid and cell membrane b. a nucleus and a cell wall c. ribosomes and mitochondria d. cell wall and genetic material

The influenza virus cause the flu, but not other diseases. why?

How many major plates cover the earth

What are the fixed alleles in the human species? o a. the alleles that are on the most chromosomes b. the alleles that change most often 000 c. the alleles that no one has d. the alleles that everyone has