A cell has the following molecules and structures: enzymes, DNA, ribosomes, plasma membrane, and mitochondria. It could be a cell from Group of answer choices

a bacterium

an animal, but not a plant

a plant, but not an animal

any eukaryotic organism

any eukaryotic organism

Explanation:

Bacterium contains ribosomes, and DNA but not mitochondria or a plasma membrane

1. dermis

2. chemical

3. urine

4. viruses

5. antibodies

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs