FREE AND STUDY GAMES ABOUT CHERYL YEH EXAM

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FREE AND STUDY GAMES ABOUT CHERYL YEH EXAM

QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -30 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: Which of the following cytoskeleton elements are the largest in diameter?

Answer:

microtubules Question 2: Ribosomes may be either free within the cytoplasm or bound to a membrane system known as the

Answer:

rough endoplasmic reticulum.Question 3: Which area of the cytoplasm near the nucleus coordinates the building and breaking of microtubules in the cell?

Answer:

centrosome

Question 4: This organelle is numerous in liver and kidney cells.

Answer:

peroxisome

Question 5: Figure 2.1

Use the diagram above to answer the following questions.Which letter indicates the rough endoplasmic reticulum?

Answer:

C

Question 6: Figure 2.1

Use the diagram above to answer the following questions.Which letter indicates the mitochondrion?

Answer:

E Question 7: Cisternae of this organelle are continuous with the nuclear envelope.

Answer:

rough endoplasmic reticulum Question 8: Of the following, the only organelle that has a double membrane structure is the

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mitochondrion.

Question 9: A major function of the cell membrane is to

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control what enters and leaves the cell.Question 10: Which of the following statements about integral proteins in the plasma membrane is false?

Answer:

They are more abundant by volume than the membrane phospholipids.

Question 11: Which of the following is not a cytoskeleton element?

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centriole Question 12: Often referred to as the "power plant" of the cell, which organelle is the site of ATP production?

Answer:

mitochondrion

Question 13: Phospholipids of the plasma membrane are arranged

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as a bilayer with their nonpolar tails sandwiched between the polar heads.Question 14: A spherical membrane-bound structure that contains the genetic material of the cell and is often referred to as the "command center" of the cell is the

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nucleus.Question 15: This organelle is primarily a sac of powerful digestive enzymes called acid hydrolas

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lysosome Question 16: This membranous organelle is the site of protein synthesis for proteins that are secreted by the cell.

Answer:

rough endoplasmic reticulum

Question 17: This organelle has both a cis and a trans face.

Answer:

Golgi apparatus

Question 18: Figure 2.1

Use the diagram above to answer the following questions.Which letter indicates the Golgi apparatus?

Answer:

D Question 19: This organelle is characterized by folded membranes called cristae.

Answer:

mitochondria

Question 20: The plasma membrane is composed of all of the following except

Answer:

tubulin protein.

Question 21: This membranous organelle contains oxidase and catalase enzymes.

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peroxisome Question 22: Which type of junction is formed when membrane channels of adjacent plasma membranes adhere to each other?

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gap junction Question 23: This organelle primarily modifies products from the rough ER, and it resembles a stack of hollow saucers, one cupped inside the next.

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Golgi apparatus Question 24: Which of the following is a type of cell extension that lines the intestines and other areas of the body?

Answer:

microvilli Question 25: In the matrix of the plasma membrane, a variety of proteins are embedded. Some of these proteins serve as passageway for Na+ ions or glucose. These proteins are called

Answer:

transport proteins.