Which of the following may be found in eukaryotic cells, but not in bacteria? ribosomes

dna
plasma membrane
flagella
endoplasmic reticulum

endoplasmic reticulum

Explanation:

Prokaryotes ( meaning pro: before and Karyon: for kernel/nut) describes organisms which don’t have a cell nucleus or other organelles surrounded by membranes

Eukaryotes  (eu meaning true), are organisms with a cell nucleus and several other organelles surrounded by membranes

Example prokaryotes do not contain: nuclei , Golgi apparatus, chloroplasts, mitochondria, and endoplasmic reticulum

Both may contain a cell wall, flagella, ribosomes, DNA and plasma membranes

the answer is false?

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.