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Bio 101 test 2
Bio test 2
39
Biology
Undergraduate 1
10/25/2014

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Term
Where does the light dependent reaction of photosynthesis take place?
Definition
In the thylacoid membrane of the chloroplast
Term
What forms during the light dependent reaction stages of photosynthesis?
Definition
Oxygen
Term
What absorbs photons?
Definition
Pigments
Term
Distinct packets of energy found in wavelengths are referred to as?
Definition
Photons
Term
What is the primary method by which plants gain energy during the day?
Definition
By converting sunlight energy into ATP
Term
Anaerobic respiration takes place in the ? And it ? Requires oxygen
Definition
Cytoplasm and does not
Term
What is the starting molecule for respiration?
Definition
Glucose
Term
First stage of respiration is?
Definition
Glycolysis
Term
During glycolysis, glucose is broken down into?
Definition
2 molecules of pyruvate
Term
What is the net gain of ATP molecules from glycolysis?
Definition
2
Term
Krebs cycle takes place in the ? And leads to the production of ? ATP molecules.
Definition
Mitochondrion and 2
Term
Pyruvate gets converted to ? Prior to Krebs cycle.
Definition
Acytyl-CoA
Term
Which stage of aerobic respiration generates the most ATP?
Definition
Electron transfer phosphorylation
Term
What are possibilities in terms of what pyruvate May become during anaerobic respiration?
Definition
Acetyl-CoA and lactate
Term
If the base sequence in 1 strand of DNA is ACTGGG then the base sequence in the companion strand of DNA is?
Definition
TGACCC
Term
Which of the following enzymes unwind the helix during DNA respiration?
Definition
DNA helicase
Term
From a single glucose molecule, how many pyruvate molecules will be destined for conversion to acyetyl CoA during aerobic respiration?
Definition
2
Term
What is the name of the proteins that kydrogen ions flow through to encourage ATP formation during aerobic respiration?
Definition
ATP synthase
Term
Light energy is absorbed by?
Definition
Photo systems
Term
Which of the following can cause mutation?
Definition
X-rays, gamma rays, and uv light
Term
Which of the following organisms would you expect to be able to complete glycolysis?
Definition
Human, yeast, and bacterium
Term
When do we let go of CO2 during respiration?
Definition
Krebs cycle
Term
During which phase of the cell cycle are chromosomes duplicated?
Definition
S phase
Term
How many codons are in the following transcript? Cap AUUUGAAAACUA tail.
Definition
4
Term
What are the non coding portions of DNA called?
Definition
Introns
Term
What are hela cells used for?
Definition
The development of taxol and polio vaccine
Term
Which of the following events occurred during prophase of mitosis?
Definition
Spindle is constructed and nuclear envelope disappears
Term
Which of the following signals the start of a gene to RNA polymerase?
Definition
Promoter
Term
During which stage of mitosis will all of the chromatids be aligned on the equator?
Definition
Metaphase
Term
Sister chromatids get pulled apart during which stage of mitosis?
Definition
Anaphase
Term
Where do light independent reactions of photosynthesis take place?
Definition
Stroma of the Mitochondrion
Term
What is photolysis?
Definition
The splitting of water
Term
Which enzyme delivers free floating nucleotides to the exposed based during replication?
Definition
DNA polymerase
Term
How many ATP form in a typical cell from a single glucose molecule during aerobic respiration?
Definition
36
Term
What is the net gain of ATP molecules from a single glucose molecule that undergoes lactate fermentation?
Definition
2
Term
During which of the following stages/reactions would glucose form?
Definition
Light independent reactions of photosynthesis
Term
How man ATP molecules are needed to get glycolysis started?
Definition
2
Term
Who produced the first images of DNA?
Definition
Rosalind Franklin
Term
Which class of RNA is the primary component of a ribosome?
Definition
rRNA
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