Back to AI Flashcard MakerBiology /Biology NEET - XI: Chapter 14- Respiration Part 1

Biology NEET - XI: Chapter 14- Respiration Part 1

Biology25 CardsCreated about 2 months ago

This deck contains 25 flashcards covering key concepts related to respiration in germinating seeds, glycolysis, pentose phosphate pathway, oxidative decarboxylation, and the Krebs cycle.

What is the respiratory substrate in germinating seeds?

Proteins
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Key Terms

Term
Definition
What is the respiratory substrate in germinating seeds?
Proteins
What is floating respiration?
Respiration in which the respiratory substrate is a carbohydrate.
What is protoplasmic respiration?
Respiration in which the respiratory substrate is fat/protein.
What type of respiration liberates ammonia?
Protoplasmic respiration
How many net ATP are produced in the pentose phosphate pathway?
35 ATP
What is the starting substrate in pentose phosphate pathway?
Glucose-6-phosphate

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TermDefinition
What is the respiratory substrate in germinating seeds?
Proteins
What is floating respiration?
Respiration in which the respiratory substrate is a carbohydrate.
What is protoplasmic respiration?
Respiration in which the respiratory substrate is fat/protein.
What type of respiration liberates ammonia?
Protoplasmic respiration
How many net ATP are produced in the pentose phosphate pathway?
35 ATP
What is the starting substrate in pentose phosphate pathway?
Glucose-6-phosphate
Where does pentose phosphate pathway take place in a cell?
Cytoplasm
What are the base and stalk of an oxysome together called?
F0 particle
What is the head of an oxysome called?
F1 particle
In which step of glycolysis is NADH produced?
Triose phosphate –> 1,3 bisphosphoglycerate
In which steps of glycolysis are ATP produced?
1,3 bisphosphoglycerate –> 3 phosphoglycerate and Phosphoenolpyruvate –> Pyruvate
Which enzyme converts 2 phosphoglycerate to phosphoenolpyruvate?
Enolase
Which enzyme converts fructose 1,6 bisphosphate to triose phosphate?
Aldose
Where does glycolysis take place?
Cytoplasm of cell
What is oxidative decarboxylation in respiration process?
Pyruvate –> acetyl co-A
Which molecules form a part of the pyruvate dehydrogenase complex which catalyses oxidative decarboxylation reaction?
Lipoic acid, Mg2+, transacetylase, thiamine pyrophosphate (TPP), co-a, NAD+
Sequentially name all the molecules formed in the glycolysis chain reaction?
Glucose, Glucose-6-phosphate, Fructose-6-phosphate, Fructose-1,6-bisphosphate, Triose phosphate, 1,3 bisphosphoglycerate, 3-Phosphoglycerate, 2-Phosphoglycerate, Phosphoenolpyruvate, Pyruvate
Sequentially name all the major molecules formed in the Kreb’s cycle
Oxaloacetic acid + acetyl Co-A, Citric acid, Cis-aconitic acid, Isocitrate, Oxalosuccinate, α-Ketoglutaric acid + CO2, Succinyl co-A, Succinate, Fumerate, Malate, Oxaloacetic acid
How many carbon molecules are present in α-ketoglutaric acid?
5
In which step of Kreb’s cycle is a carbondioxide molecule lost?
Oxalosuccinic acid –> α-Ketoglutaric acid + CO2 and α-Ketoglutaric acid –> Succinyl co-A
In which steps of Kreb’s cycle are NADH produced?
Isocitrate –> Oxalosuccinic acid, α-Ketoglutaric acid –> Succinyl co-A, and Malate–> Oxaloacetic acid
In which step of Kreb’s cycle is GTP produced?
Succinyl co-A –> Succinate
In which step of Kreb’s cycle is FADH produced?
Succinate –> Fumarate

What is the ratio of decarboxylation:dehydrogenation:substrate level phosphorylation in citric acid cycle?

2:4:1
[Dehydrogenation implies the formation of NADH and FADH, substrate level phosphorylation implies the formation of GTP]

Where does the Kreb's cycle take place?
In the matrix of mitochondria