Question 1

A microtome is used to

Accepted Answer

A) view microscopic organisms. 
B) slice thin sections of specimens. 
C) focus short wavelengths of light. 
D) manipulate tiny objects. 
E) dissect cellular organelles. 
A) view microscopic organisms. 
B) slice thin sections of specimens. 
C) focus short wavelengths of light. 
D) manipulate tiny objects. 
E) dissect cellular organelles.

Question 2

Match the type of microscopy with the appropriate characteristic.

-Phase-contrast

Accepted Answer

A) uses a laser to view a single plane of a specimen 
B) detects electrons passing through a specimen 
C) light passes directly through specimen 
D) detects electrons deflected from the surface of the specimen 
E) shows specific molecules
F)amplifies variations in density 
A) uses a laser to view a single plane of a specimen 
B) detects electrons passing through a specimen 
C) light passes directly through specimen 
D) detects electrons deflected from the surface of the specimen 
E) shows specific molecules
F)amplifies variations in density

Question 3

Around 1914,________ determined that DNA was an important component in ________ by using a staining technique that is still in use today.

Accepted Answer

Robert Feu

Question 4

Melvin Calvin and his colleagues used which of the following to deduce the steps in the Calvin-Benson cycle?

Accepted Answer

A) negative staining 
B) Drosophila melanogaster 
C) electron microscopy 
D) ultracentrifugation 
E) radioisotopes 
A) negative staining 
B) Drosophila melanogaster 
C) electron microscopy 
D) ultracentrifugation 
E) radioisotopes

Question 5

The scientific work that established DNA,rather than protein,as the molecule of heredity is credited to

Accepted Answer

A) Monod and Jacob. 
B) Watson and Crick. 
C) Avery, MacLeod, and McCarty. 
D) Beadle and Tatum. 
E) Correns, von Tschermak, and de Vries. 
A) Monod and Jacob. 
B) Watson and Crick. 
C) Avery, MacLeod, and McCarty. 
D) Beadle and Tatum. 
E) Correns, von Tschermak, and de Vries.

Question 6

You are studying the response of macrophages infected with the intracellular bacterium Brucella,specifically by examining which gene products are being expressed.You would be studying the macrophage ________ to obtain this information.

Accepted Answer

A) proteome 
B) genome 
C) transciptome 
D) amplicon 
E) metabolome 
A) proteome 
B) genome 
C) transciptome 
D) amplicon 
E) metabolome

A microtome is used to

Match the type of microscopy with the appropriate characteristic. -Phase-contrast

Around 1914, determined that DNA was an important component in by using a staining technique that is still in use today.

Melvin Calvin and his colleagues used which of the following to deduce the steps in the Calvin-Benson cycle?

The scientific work that established DNA,rather than protein,as the molecule of heredity is credited to

You are studying the response of macrophages infected with the intracellular bacterium Brucella,specifically by examining which gene products are being expressed.You would be studying the macrophage ________ to obtain this information.

The Chemistry of the Cell

The Macromolecules of the Cell

Cells and Organelles

Bioenergetics: the Flow of Energy in the Cell

Enzymes: the Catalysts of Life

Membranes: Their Structure, function, and Chemistry

Transport Across Membranes: Overcoming the Permeability Barrier

Chemotrophic Energy Metabolism: Glycolysis and Fermentation

Chemotrophic Energy Metabolism: Aerobic Respiration

Phototrophic Energy Metabolism: Photosynthesis

The Endomembrane System and Peroxisomes

Signal Transduction Mechanisms: Ielectrical and Synaptic Signaling in Neurons

Signal Transduction Mechanisms: Iimessengers and Receptors

Cytoskeletal Systems

Cellular Movement: Motility and Contractility

Beyond the Cell: Cell Adhesions, cell Junctions, and Extracellular Structures

The Structural Basis of Cellular Information: DNA, chromosomes, and the Nucleus

The Cell Cycle, DNA Replication, and Mitosis

Sexual Reproduction, meiosis, and Genetic Recombination

Gene Expression: Ithe Genetic Code and Transcription

Gene Expression: Iiprotein Synthesis and Sorting

The Regulation of Gene Expression

Cancer Cells

Filters

Exam 1: A Preview of the Cell

A microtome is used to

Match the type of microscopy with the appropriate characteristic. -Phase-contrast

Around 1914,________ determined that DNA was an important component in ________ by using a staining technique that is still in use today.

Melvin Calvin and his colleagues used which of the following to deduce the steps in the Calvin-Benson cycle?

The scientific work that established DNA,rather than protein,as the molecule of heredity is credited to

You are studying the response of macrophages infected with the intracellular bacterium Brucella,specifically by examining which gene products are being expressed.You would be studying the macrophage ________ to obtain this information.

The Chemistry of the Cell

The Macromolecules of the Cell

Cells and Organelles

Bioenergetics: the Flow of Energy in the Cell

Enzymes: the Catalysts of Life

Membranes: Their Structure, function, and Chemistry

Transport Across Membranes: Overcoming the Permeability Barrier

Chemotrophic Energy Metabolism: Glycolysis and Fermentation

Chemotrophic Energy Metabolism: Aerobic Respiration

Phototrophic Energy Metabolism: Photosynthesis

The Endomembrane System and Peroxisomes

Signal Transduction Mechanisms: Ielectrical and Synaptic Signaling in Neurons

Signal Transduction Mechanisms: Iimessengers and Receptors

Cytoskeletal Systems

Cellular Movement: Motility and Contractility

Beyond the Cell: Cell Adhesions, cell Junctions, and Extracellular Structures

The Structural Basis of Cellular Information: DNA, chromosomes, and the Nucleus

The Cell Cycle, DNA Replication, and Mitosis

Sexual Reproduction, meiosis, and Genetic Recombination

Gene Expression: Ithe Genetic Code and Transcription

Gene Expression: Iiprotein Synthesis and Sorting

The Regulation of Gene Expression

Cancer Cells

Filters

Around 1914, determined that DNA was an important component in by using a staining technique that is still in use today.