1.10 Metabolism of fructose and galactose Flashcards
1
Q
Synthesis of fructose is called…
A
Fructogenesis
2
Q
Give the steps of fructogenesis
A
- Glucose
- Sorbitol
- Fructose
3
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/279/407/260/q_image_thumb.png?1559379980)
A
- Aldose reductase
- NADH + H+ → NAD+
4
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/279/407/281/q_image_thumb.png?1559380104)
A
- Sorbitol dehydrogenase
- NAD+ → NADH + H+
5
Q
Draw fructogenesis
A
![](https://s3.amazonaws.com/brainscape-prod/system/cm/280/699/731/a_image_thumb.png?1560625378)
6
Q
Draw fructolysis in humans
A
![](https://s3.amazonaws.com/brainscape-prod/system/cm/280/699/917/a_image_thumb.png?1560625785)
7
Q
Draw fructolysis in animals
A
![](https://s3.amazonaws.com/brainscape-prod/system/cm/280/699/738/a_image_thumb.png?1560625664)
8
Q
Fructogenesis occurs in which location(s)?
A
- Placenta of ungulates
- Seminal vesicle
Cytoplasm
9
Q
Give the types of fructolysis
A
- Endogenous
- Placenta of un.
- Seminal vesicle
- Exogenous
- Sucrose → Fructose + glucose
10
Q
Give the steps of fructolysis (Oxidised in animals)
A
- Fructose
- Fructose-1-phosphate
- Glyceraldehyde
- Glycerate
- Glycerate-2-phosphate
- GL/GNG
11
Q
Fructolysis occurs in which location(s)?
A
Liver cytoplasm
Absorption into the liver via GLUT-5
12
Q
Give the steps of fructolysis (Reduced in humans)
A
- Fructose
- Fructose-1-phosphate
- Glyceraldehyde
- Glycerol
- Glycerol-3-phosphate
- Dihydroxyacetone-phosphate
- GNG/GL
13
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/279/408/427/q_image_thumb.png?1559382209)
A
- Fructokinase
- ATP → ADP
14
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/279/408/613/q_image_thumb.png?1559382273)
A
Fructose-1-phosphate aldolase
15
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/279/408/676/q_image_thumb.png?1559382405)
A
Fructose-1-phosphate aldolase
16
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/279/408/799/q_image_thumb.png?1559384479)
A
- Aldehyde dehydrogenase
- H2O →
- NAD+ → NADH + H+
Oxidation - Animals
17
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/279/410/669/q_image_thumb.png?1559384626)
A
- Glycerate kinase
- ATP → ADP
Oxidation - Animals
18
Q
Draw galactolysis
A
![](https://s3.amazonaws.com/brainscape-prod/system/cm/280/700/082/a_image_thumb.png?1560625902)