Answer:
Space science: Astronaut
Earth science: Geophysicist
Physical science: Chemist or physicist
Life science: Botanist
Explanation:
A astronaut is a scientist who travels in space ships to the space and studies the space.
Geophysicists can be described as the scientists who study the physical properties of the Earth.
A chemist is a person who studies chemical reactions and physical sciences.
A botanist is a person who is majorly concerned with the field of plants. They study various aspects of plants.
The answer to the question above is the fourth option which is <span>RNA.
RNA </span>stands for Ribonucleic acid. It is a nucleic acid. RNA is a polymeric molecule which has several biological roles including <span> coding, decoding, regulation, and expression of genes.</span><span>
</span>
Answer:
A
Explanation:
Because it provides energy
Answer:
3rd One
Explanation:
1. Doesn't even talking about animals dying
2. Kills of all the fish in one small pond but not the whole species
3. Correct because every individual in a species has been killed
4. They just migrated not died
The answer is B. Because RNA is copied as the compliment to DNA, except uracil replaces thymine