7. Which organelle is important in neutralizing free radicals and hydrogen perox

Question

7. Which organelle is important in neutralizing free radicals and hydrogen peroxides? A) Golgi apparatus B) lysosome C) mitochondrion D) Peroxisome E) All of the above 9. Integral and transmembrane proteins of plasma membrane can A) function as pores, channels and carrier proteins B) transport polar and hydrophobic molecules across the plasma membrane C) Pass through the plasma membrane D) Can be glycoproteins E) All of the above 8. Which of the following statements accurately describes the function of the nuclear envelope? A) separation of nucleoplasm and cytoplasm B) regulation of passage of substances into and out of the nuclear membrane C) transcription of DNA D) protein synthesis E) Both A and B 10. A specific type of vesicular transport that require substances to bind to receptors to be endocytosed into cells is A) Exocytosis B) Pinocytosis C) Phagocytosis D) Receptor-mediated endocytosis E) Passive transport

Explanation / Answer

7. Lysosomes. These organelles have special set of enzymes that help curb the free radicles and produce water in the end.

8. E. Both A and B statements are correct.

9. All of above

10. Receptor mediated endocytosis

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