15 POINTS ANSWER FAST -- Choose the correct description of a comet. a large meteor that appears as a fireball once it strikes the atmosphere with a tail
bodies of ice and rock that orbit the Sun and produce a coma and tail of vapor and dust when near the Sun
rocky bodies that ranging in size from a meter to 900 km orbiting between Mars and Jupiter
concentrations of meteors called showers that the Earth passes through in its orbit annually

Bodies of ice and rock that orbit the Sun and produce a coma and tail of vapor and dust when near the Sun

Explanation:

So if you go to the NASA dictionary it states:

Comet- cosmic snowballs of frozen gases, rock, and dust that orbit the Sun.

So it is most definitely the second option

Have a great day :D

1. amino acid refers to the fundamental building block of proteins, comprising of an amino group and a carboxyl group.

2. catalyst refers to any substance, which increases the rate of chemical reaction without being used up in the reaction.

3. a complex molecule containing he genetic code is dna or deoxyribonucleic acid.

4. an enzyme refers to a molecule of protein, which is unique in accelerating up a particular chemical reaction in the biological systems.

5. nucleic acid refers to an sequence of sugars, phosphates, and nitrogenous bases, for example, dna and rna.

6. a protein refers to a large, composite organic molecule comprising of a huge number of amino acids associated together with the of peptide bonds.

7. rna refers to a nucleic acid that takes part in the production of proteins.

8. substrate refers to a compound, which takes part in a chemical reaction, and is chemically modified by the reaction.

a

explanation: