Answer:
The answer is A. Invented SCUBA
Explanation:
- Emile Gagnan and Jacques Cousteau were engineers who invented the first SCUBA device, the Aqua-Lung.
- Gagnan's most important contribution to this discovery was his theory that a valve commonly used in gas generator engines would be useful in regulating air supply under water in varying pressures.
<span>Energy must constantly flow through an ecosystem for the system to remain stable.</span> it means that organisms must eat other organisms
Answer:
The best answer choice is C. either from food or sunlight
Explanation:
Humans and Animals need to eat food to get energy
Plants use sunlight to create their own food.
A: several different codons can specify the same amino acid.
<span><span>#1) What would be the pros and cons of using Linnean and modern classification system?
</span><span>Answer: The pros of using the Linnean classification system is that it conveys a very detailed information about the species and the closest relatives of living things. It helps scientists to understand the complex relationships. A con is that it takes a very large amount of information and time for this system to develop.
</span><span>I hope it helps, Regards.</span><span>
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