Answer:
Chromosomes are made up of DNA(deoxyribosenucleicacid) which is a protein complex called chromatin that is organized into subunits called nucleosomes. The way in which eukaryotes compact and arrange their chromatin also helps regulate gene expression.
Explanation:
We need the options in order to answer
B. Because the environment can not supply for the food and caring of the animal species that is growing larger.
Answer:
Where they can survive
Explanation:
Organisms in the domain archaea can survive in extreme environments, such as in hydrothermal vents. Organisms in the domain eukarya, however, cannot. hope this helps!
C:Primary cause i was asked this question and that is what the answer was
