1. Which of these structures surround cells? A. cell wall and nucleus B. cell membrane and cell wall C. cytoplasm and cytoskeleton D. cell membrane and cytoplasm

Which of the following membrane proteins allows polar molecules, like Glucose, cross the cell membrane? 16. A. Carrier proteins B. Ion Channels C. Hormone receptors D. Histocompatibility antigens Dissociation?

1. Describe two cells with atypical cell walls. Why is this information so important to know, especially in the medical field?

1. Protein synthesis is accomplished primarily by the interaction of which two cell structures? a. vacuoles and mitochondria b. ribosomes and vacuoles C. nuclei and ribosomes d. nuclei and mitochondria

1. What is the function of a cytoplasm and what part of our house has a similar function? 2. What is the function of a rough ER and what part of our house has a similar function? 3. What is the function of a smooth ER and what part of our house has a similar function?

7. Which of the following arguments best supports the importance of microtubules in the movement of an organism? A. Microtubules are involved in the separation of chromosomes during mitosis B. Microtubules are tracks used for the transport of vesicles from the Endoplasmic to the Golgi apparatus C. Microtubules can slide relative to one another inside cilia and under the action of dynein. D. Microtubules are made of tubulin-dimers E. Microtubules are larger than intermediate filaments and actin filaments

33. Which statements concerning passive and active transport are correct?    A. Both passive and active transport requires cell energy B. Passive requires cell energy while active transport does not C. Active transport requires cell energy while passive does not D. Neither passive nor active transport requires cell energy

6) In one form of Parkinson's Disease, a protein called alpha synuclein accumulates in cells because the cells are unable to dispose of and degrade it properly. Based on what we learned about cell structure and organelle function, what part of the cell would you predict is not functioning properly?

3. Is this an animal or plant cell? Explain your answer.

According to cell theory A. all cells have nuclei B. all cells are living C. cells, are fundamental units of all the living organisms D. cells arise from pre-existing cells