Gaurd cells are high for exchange of gad
The process of choosing only plants and animals with desirable characteristics to reproduce
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Top predator is a predator at the top of a food chain without natural predators.
Answer:
Fossil formation begins when an organism or part of an organism falls into soft sediment, such as mud. The organism or part then gets quickly buried by more sediment. As more and more sediment collects on top, the layer with the organism or part becomes compacted.
Explanation: