I am Guessing Sperm and egg
It is cell wall if your teacher is talking about the cell as a whole. If the teacher is talking about supporting the organelles, then the answer is cytoskeleton
Hyperglycemia in diabetes is thought to cause dysfunction of the immune response, which fails to control the spread of invading pathogens in diabetic subjects. Therefore, diabetic subjects are known to more susceptible to infections.
Answer:The endosymbiotic theory is how scientists think mitochondria and chloroplasts evolved in eukaryotic organisms.