Question

what is the primary structural difference that distinguishes prokaryotic cells from eukaryotic cells? the presence of ribosomes the presence of cytoplasm the presence of a nucleus the presence of a cell membrane which of the following organelles is responsible for photosynthesis in plant cells but is absent in animal cells? chloroplast nucleus endoplasmic reticulum golgi apparatus

Explanation:

Prokaryotic cells lack a membrane - bound nucleus while eukaryotic cells have one. Chloroplasts are the organelles in plant cells that carry out photosynthesis and are absent in animal cells.

Answer:

1. The presence of a nucleus
2. Chloroplast