Answer: D.
The E. reticulum and Golgi bodies are concerned with secretion and synthesis of molecular substances e.g protein , lipids and steroid. Therefore these cellular organelles should contain Plasma B cells and Islets of Langerhans. for protein hormone synthesis(insulin) and antibodies production
Explanation:
Similarly, our surroundings are our environment. The social and economic situation of a person is influenced by all environmental influences. It results in progress or positive change in the society and nation's social, economic, and cultural components. Peace and security are brought about by development.
The sentence probably saying about polyploid
Polyploid is when the cell duplicates a complete set of chromosome. This will result in one extra chromosome for each kind which makes them triploid, tetraploid or more. The polyploid organism will more likely to die. In the animal, the extra chromosome will cause sexual imbalance and can make it infertile.
