Rough and smooth endoplasmic reticulum
Answer:
B
Explanation:
Mutualism is a relationship between two species in which both species benefit. Certain species of bacteria in your intestines form a mutualistic relationship with you.
2 identical daughter cells
A person with darker skin produces more melanin. Those are the dark brown pigments that come from your skin, hair, or eye color.
Hope that helps. -UF aka Nadia
Biological macromolecules are important cellular components, they have a wide array of functions necessary for survival and growth of living organisms. There are four major classes of biological macromolecules
-carbohydrates
-lipids
-proteins
-nucleic acids.