Answer:
Neutron-capture inside stars.
Explanation: Although there are other minor contributions they are not only produced in stars that explode in supernova.
I believe the correct answer is "Carbon dioxide"
The correct option is B.
Prokaryotic cells are primitive cells which have no true nucleus and membrane bound organelles while eukaryotic cells are cells that have true nucleus, membrane bound organelles and well defined structures and layouts. Although the two cells are quite different from each other, they share some similarities and one of this is cytoplasm. Cytoplasm is present in the interior compartments of both cells.
Answer:
Researchers found that chronic exposure to a stress hormone causes modifications to DNA in the brains of mice, prompting changes in gene expression. The new finding provides clues into how chronic stress might affect human behavior.
The correct answer is <span>C. You cannot view live specimens because the necessary preparation kills cells. </span>
The answer is pretty self-explanatory. Unlike it, regular microscopes can view living creatures such as bacteria or similar.