• Pseudoscience
• Pseudoscience
• Science
• Science
• Science
• Science
• Science
• <span>Pseudoscience
</span>• Science
<span>• Science (I think because pseudoscientists tend to deny other ideas)</span>
Neutrons
The atomic mass is the weight of the protons and neutrons in the nucleus.
<span>The correct answer is b. Option a is incorrect because these models can demonstrate scientific theories, but they don't prove scientific theories (you would need experiments for that). Option c is incorrect because the models aren't always representing something abstract (i.e. DNA is very real, just very small). Option d is incorrect because they don't precisely mimic something in nature, but instead help us visualize something in nature that is difficult to see or comprehend.</span>
Answer:
Lactic acid fermentation occurs in the cytoplasm of the cell.
It's a form of anaerobic respiration, and occurs when oxygen is unavailable in animal (muscle) cells and in some bacteria.