Quiz | CancerQuest

The ______ is the organelle responsible for processing the proteins secreted from the ER and the shipment of those proteins.

A.

Mitochondria

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B.

Vesicles

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C.

Nucleus

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D.

ER

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E.

Golgi apparatus

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Cellular organelles are suspended in a viscous water-based liquid known as the ______.

A.

Cytosol

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B.

Plasma

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C.

Cell gel

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D.

Organelle matrix

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E.

Nuclear envelope

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Which of the following is NOT a cellular organelle?

A.

Nucleus

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B.

Endoplasmic Reticulum

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C.

Golgi Apparatus

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D.

Chromosomes

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E.

Lysosomes

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The detoxification of drugs takes place in the ________.

A.

Smooth endoplasmic reticulum

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B.

Rough endoplasmic reticulum

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C.

Nucleus

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D.

Chloraphyll

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E.

Mitochondria

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Which of the following biomolecules are the principle building blocks of the cytoskeleton?

A.

Carbohydrates

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B.

Lipids

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C.

Proteins

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D.

Nucleic acids

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E.

Phospholipids

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The cytoskeleton is ______.

A.

Responsible for allowing cellular movement

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B.

An organelle that produces hydrogen peroxide

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C.

Material consisting of DNA and proteins

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D.

Made up of cellulose

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E.

Used to convert solar energy to chemical energy stored in sugar molecules

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The strong and flexible actin is a type of protein that is very useful in _____.

A.

Protecting the cell from toxic fluids

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B.

Regulating the mutation rate of a cell

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C.

Replicating chromosomes within the nucleus

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D.

Formation of cytoskeletal fibers in the cytoplasm

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E.

Splicing of DNA

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Most somatic (non-sex) cells in humans contain ____ chromosomes, ____ from each parent.

A.

46, 92

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B.

46, 23

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C.

24, 12

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D.

23, 23

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E.

46, 46

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The nucleus of a cell is analogous to which of the following organs in a human?

A.

Stomach

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B.

Brain

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C.

Intestines

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D.

Liver

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E.

Lungs

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The chromosomes inherited from our parents are located in the ______of our cells.

A.

Ribosomes

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B.

Golgi apparatus

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C.

Nuclei

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D.

Mitochondria

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E.

Cell membrane

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Mitochondria generate chemical byproducts that may contribute to ____.

A.

Genetic changes often observed in cancer cells

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B.

Indoor pollution like an internal combustion engine

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C.

The production of enzymes that destroy other mitochondria

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D.

Poisonous agents that make cells shrivel

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E.

The formation of patches of normal cells within tumors

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Mitochondria ______.

A.

Are surrounded by a double membrane

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B.

Have a uniform shape

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C.

Extract energy from the food we eat

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D.

a and b are correct

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E.

a and c are correct

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Mitchondria function to ________.

A.

Produce energy for use in the cell

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B.

Synthesize enzymes required for replication of nuclear DNA

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C.

Digest old proteins in the cell

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D.

Provide structural support to cells

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E.

Contain the chromosomes of the cell

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The functions of the cytoskeleton include all but ______.

A.

Cellular migration/movement

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B.

Cellular division

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C.

Cell:cell adhesion

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D.

Generation of ATP

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E.

Scaffolding for other organelles

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The function of a ribosome is to _____.

A.

Convert RNA into DNA

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B.

Produce mRNA from DNA

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C.

Read mRNA to produce protein

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D.

Unwind DNA for replication

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E.

Help fold newly formed protein

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Which of the following is FALSE about ribosomes?

A.

They bind to mRNA to synthesize a protein.

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B.

They involved in both transcription and translation.

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C.

They make proteins in normal and cancer cells

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D.

They read mRNA via "codons," three nucleotide-long units of mRNA.

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E.

They are made up of 2 subunits composed of RNA and protein.

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Ribosomes are mainly made of the two following components:

A.

DNA and RNA

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B.

Protein and DNA

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C.

Protein and RNA

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D.

Cellulose and RNA

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E.

Cellulose and Actin

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Functioning ribosomes are located in the ______.

A.

Cytosol

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B.

Nucleus

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C.

Mitochondria

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D.

Golgi apparatus

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E.

Lysosomes

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Which of the following best represents the correct hierarchy of biological organization from simplest to most complex?

A.

Organelle, tissue, cell, organ, organism

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B.

Molecule, cell, tissue, organ, organism

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C.

Organism, cell, molecule, organ, tissue

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D.

Cell, tissue, molecule, organ, organelle

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E.

Molecule, cell, organelle, organ, organism

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Cells and Cell Structure

Organelles are ______.

A.

Small organs, such as the gall bladder

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B.

Small structures inside each cell that help the cell to perform certain functions

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C.

Substances produced by organs, such as insulin in the pancreas

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D.

Small collections of cells that work together to perform the functions of organs

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E.

Sections of DNA that code for the development of organs in an embryo

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Cells and Cell Structure