The lysosome a. is a vesicle for food. b. contains oxidase enzymes. c. adds carbohydrate chains to proteins. d. has ribosomes for making proteins. e. has a pH of about 5.   2. The Golgi apparatus a. is a vesicle for food. b. contains oxidase enzymes. c. adds carbohydrate chains to proteins. d. has ribosomes for making proteins. e. has a pH of about 5.

Due to a mutation, a laboratory mouse does not produce enough ATP. Which of the following would most likely result from this defect, compared to a normal mouse? I. Vesicles containing secretory proteins would be more likely to pinch off from the membrane II. Vesicle transport toward the cell membrane would occur more slowly III. Microtubules would disassemble more rapidly IV. Myosin would move more slowly along actin OIl and IV O I, II, III, and IV O I II, and IV OI, II, and II O II, III, and IV

Which of the following is FALSE about spliceosomes? a. In eukaryotic cells are present in the nucleus.   b. Are about the size of a ribosomal subunit.   c. In bacteria, are present in the cytoplasm.   d. Contain RNA and protein.

I have a biology question: The ribosomes of eukaryotic cells are found: a. On rough endoplasmic reticulum and in the cytoplasm B. In the cytoplasm and nucleoli C. On the smooth and rough parts of endoplasmic reticulum d. On all biomembranes   All of the following are involved in the movement of a substance across a semi permeable membrane EXCEPT: a. The size of the phospholipids b. The polarity of the substance c. The molecular size of the structure d. The concentration of tghe substance on either side of the membrane