chapter 10 and 6 practice test

The cells metabolic reactions involve the participation of ______ that lower the activation energy needed for the initiation of a reaction

Enzymes

Oxidoreductase apoenzymes utilize a coenzyme to function. The NAD+ and FAD coenzymes

Are reduced when they remove electrons to the substrate

Glycolysis requires oxygen

False

In order to kick off glycolysis two ________ molecules are used to put phosphate groups on the ends of a glucose molecule

ATP

How many carbon dioxide molecules are produced by the complete aerobic breakdown of one glucose molecule

6

In bacterial cells the electron transport system is located in the ______

Cell membrane

What type of fermentation involves directly reducing pyruvic acid into only lactic acid

Homeolactic fermentation

This process uses light to breakdown water and into oxygen and use hydrogen and electrons to generated ATP and NADPH

Light dependent reactions

What belongs in box D

lactic acid

What belongs in box F

FADH2

Wha belongs in box A

Glucose

Bacterial chromosomes are liners just like eukaryotic

False

In figure 8.2 if base 4 is thymine what is base 4’ (the complimentary base to thymine)

Adenine

If a codon for leucine id CUU, then the anticodon is

GAA

In transcription both strands of DNA are used as the temple to make a RNA

False

Which stage of translation involves the addition of new amino acids to the growing polypeptide chain

Elongation

Inductively persons are typically catabolic operator co tell genes that code for enzymes that break substance down such bad the lac operon

True

In this type of mutation a different amino acid is called for than was before the mutation

missense mutation

A “jumping gene” that can shift from one action. To another are known as ______

Transposons

Small circular pieces of DNA that act as vectors to spread new genes via conjugation are known as _____

Plasmids

Often the mnemonic device “OIL RIG” is used to remember the principles of redox reactions. (Oxidation Is Loss and Reduction Is Gain) of what in organic reactions.

Electrons and hydrogen

The term used to describe all of the chemical reactions within a cell is

Metabolism

The term used to describe all of the contractions within a cell is

Pryuvic acid

How many NADS are producers in glycolysis

2

The formation of citric acid from caloric consensual group begins

The Krebs cycle

As the electron transport carriers shuttle electrons, they actively pump _ into the outer membrane compartment, setting up a concentration gradient called the proton motive force.

Hydrogen ions

What type of fermentation involves decarboxylating pyruvic acid into acetaldehyde, and then reducing it into ethanol.

Alcoholic fermentation

Microbes can utilize only carbohydrates

False

What is in box A

pyruvic acid

What belongs in box E

FAD

What belongs in box G

oxaloacetic acid

Microorganisms exhibit genomes contained on

all the above depending on the type of microorganisms observed

During replication, each parent DNA strands served as an ____ as for synthesis of new DNA strands

Temple

The central dogma of genetics is RNA>DNA>Protein

Elongation

Which site allows the old uncharged amino acids to exit the ribosome during translation.

E site

Repressive persons are catabolic persons like the lac operon

False

the formation of peptide bonds between amino acids to build a polypeptide is an examples of _____

anabolsim

Each of the following are true of enzymes except

they increase the activation energy of a reaction

the electrons carries NAD and FAD are…..

coenzymes

In addition to electrons, which of the following is also involved in electron transfer of oxidation/reeducation reactions

hydrogen

which of the following is NOT a catabolic pathway used to breakdown carbohydrates

photosynthesis

glycolysis requires oxygen

false

the formation of citric acid from oxaloacetic avid and an acetyl group begins

the Krebs cycle

an acetyl group contains how many carbons

two

what enzyme places the electrons on oxygen in the electron transport chain

cytochrome oxidase

nitrates reductase is used in a form of fermentation

false

the reactions of fermentation function to produce _____ molecules for further use in glycolysis

NAD+

which of the following is NOT a food product created from homolactic fermentation

Wine

the property of organisms to integrate catabolic and anabolic pathway to improve cell efficiency is called

Amphiboles

the process uses light to breakdown water and into oxygen and use hydrogen and electrons to generated ATP and NADPH

light-dependent reactions

What belongs in box B?

ATP

What belongs in Box B

NADH

What belongs in box A

NADH

what belongs in Box D

Lactic Acid

each nucleotide is composed of

one phosphate, one nitrogenous base, and one sugar

a prime comprised of ___ is needed at the origin of nucleotide addition

RNA

How many nucleotides are in a condon

3

the RNA molecules that carry amino acids to the ribosomes during protein synthesis are callef

Transfer RNA