7.4 Structures and Organelles

What is the role of microtubules in the cell?

• To store nutrients

• To form a firm skeleton for the cell

• To produce proteins

• To transport waste.

Tags

NGSS.MS-LS1-2

The cytoskeleton is a network of ________.

• A) Long, thin protein fibers

• B) Short, thick protein fibers

• C) Long, hollow protein cylinders

• D) Short, hollow protein cylinders.

The cytoskeleton helps in the movement of ________.

• Organelles

• DNA

• Proteins

• Lipids

Tags

NGSS.MS-LS1-2

The cytoplasm is a ________ material inside the plasma membrane.

• Solid

• Liquid

• Semifluid

• Gaseous

Fill in the blank: The ________ is responsible for protein synthesis in both plant and animal cells.

• Ribosome

• Lysosome

• Golgi apparatus

• Vesicle

Which organelle is involved in energy production in both plant and animal cells?

• Chloroplast

• Mitochondrion

• Nucleus

• Vesicle

Fill in the blank: The _______ is a small structure that helps in cell division in animal cells.

• A) Centriole

• B) Ribosome

• C) Golgi apparatus

• D) Vesicle

Which of the following is a function of microtubules besides providing support?

• Energy production

• Cell division

• Photosynthesis

• Protein synthesis

Tags

NGSS.HS-LS1-4

Which structure is located inside the nucleus?

• Mitochondria

• Ribosomes

• Nucleolus

• Centrioles

Which organelle is known for having an outer and inner membrane?

• Lysosome

• Mitochondria

• Ribosome

• Golgi apparatus