selective breeding has changed organisms over time by paring that organism up with another organism of its kind with desirable traits. take dogs for example, through selective breeding we now have many different types of dogs with different abilities. i hope this helps
Answer: A. Minerals
Explanation:
(i’m sorry this is so late)
The primary source of energy that drives convection within the atmosphere and oceans is the sun.
Answer:
Correct Answer is Viruses
Explanation:
Viruses are non-cellular entities that consist of a nucleic acid nucleus (DNA or RNA) surrounded by a protein layer. Although viruses are classified as bacteria, they are not considered living organisms. The microbes such as viruses cannot reproduce outside a host cell and cannot metabolize on their own. Viruses often infest prokaryotic and eukaryotic cells that cause disease.
Answer:
d
Explanation:
there change only tymine in cytosine