Answer:
I think it is the third one
Answer:
Stem cells are special cells found in the human body which has the ability to change into different cell types and functions.
They are expensive in South Africa and are freezing the stem cells helps in the preservation of the cells for research works in the medicine. They are also used in the treatment of different illnesses which requires cells and tissue transplants.
Answer:
D. presence of charged particles
Explanation:
thriving sea
Explanation:
The fossils seen in the rich rock unit suggests that the paleo-environment of the area is a sea bursting with life.
- Fossils are the preserved remains of life found in rock units.
- Fossils can be used to interpret the nature of the past climatic condition in an area.
- Since different organisms have their habitat and the ecosystem which they thrive, their remains should define such an environment.
- Now, we have a collection of marine fossils here.
- The area must have been a marine environment based on this.
learn more:
Fossils brainly.com/question/7382392
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