Fleming discover a mold as Penicillin<span>, isolated an extract of the unknown agent, and named it penicillin. Then later Florey tested the penicillin on mice and realized it would be as effectively on humans as well.
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Answer:
The main organs that make up the digestive system (in order of their function) are the mouth, esophagus, stomach, small intestine, large intestine, rectum and anus. Helping them along the way are the pancreas, gall bladder and liver. Here's how these organs work together in your digestive system.
Answer:
telophase
Explanation:
telophase is the last stage of mitosis. the cell finally begins to split into two, which is why the nuclei appear at this stage.
<u>Answer:</u>
Common ancestor is the main factor that determines that all terrestrial animals are quadrupedal.
<u>Explanation:</u>
- Phylogeny means the evolution of the organisms or genetically related organism and how they are related.
- The study of phylogeny is called as phylogenetics. Terrestrial means those who live on land.
- Mammals are one who gives birth to their offspring directly. They are generally warm-blooded, breath air.
- Studying each state of the ancestor and also tracing the organism characteristics during evolution.