Which organelle is present in a prokaryotic organism, but in a primitive form? endoplasmic reticulum
ribosome
lysosome
Golgi body

What is one energy transformation that is taking place in the photo? radiant energy to thermal energy thermal energy to nuclear energy chemical energy to thermal energy radiant energy to chemical energy

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.

Dna replication or repair occurs in a cell in all of thw following situations except when