MDS PREP
Which of the following is the direct precursor of urea?
1 Glutamic acid
2 Citrulline
3 Glutamide
4 Arginine
Biochemistry
Answer: 4
Following would give biuret test positive:
1. Carbohydrates
2. Lipids
3. Proteins
4. Glycine
Biochemistry
Answer: 3
During gluconeogenesis reducing equivalents from mitochondria to the cytosol are transported by:
1. Malate.
2. Asparate.
3. Glutamate.
4. Oxaloacetate.
The lipoprotein that delivers dietary cholesterol to the liver:
1. HDL
2. chylomicron remnants
3. LDL
4. VLDL
Biochemistry
Answer: 1
One of the following enzymes is not a protein:
1. DNAase.
2. Abzyme
3. Eco RI
4. Ribozyme.
IN CARBOXYLATION OF CLOTTING FACTORS BY VIT K WHICH AMINO ACID IS CARBOXYLATED?
1.ASPARTATE
2. GLUTAMATE
3. HISTAMINE
4. HISTIDINE
Biochemistry
Answer: 2
At the physiological ph, the DNA molecules are:
1. Posmyely charged.
2. Negatively charged.
3. Neutral.
4. Amphipathic.