Question

how are prokaryotic and eukaryotic cells different? prokaryotic cells have ribosomes; eukaryotic cells do not. prokaryotic cells have a cell wall; eukaryotic cells do not. prokaryotic cells do not contain a nucleus; eukaryotic cells do. prokaryotic cells have a cell membrane: eukaryotic cells do not. 18 multiple choice 5 points which of the following things is abiotic (non - living)? lily pad frogs ponds tree 19 multiple choice 5 points which characteristic of life is being shown when a bacteria divides itself into 2 new bacterial cells? excretion

Explanation:

1. Prokaryotic cells lack a true nucleus, while eukaryotic cells have a membrane - bound nucleus. Both types of cells have ribosomes, cell membranes, and some prokaryotes and many eukaryotes have cell walls.
2. Abiotic things are non - living. Lily pads, frogs, and trees are living organisms, while ponds are non - living environments.
3. When a bacteria divides into two new cells, it is showing the characteristic of reproduction, which is the production of new individuals. Excretion is the removal of waste products.

Answer:

1. Prokaryotic cells do not contain a nucleus; eukaryotic cells do.
2. Ponds
3. Reproduction (not listed in options, but correct characteristic; if we assume based on given options, none of them are correct as the correct answer is reproduction)