Which of the following waste products in grasshopper is not excreted and is used in other metabolic activities
Carbon dioxide
Water
Uric acid
Faeces
When kidney of a person is damaged, he/she invariably suffers from anaemia because
RBCs pass through the glomerulus
sufficient erythropoietin is not produced
haemoglobin is not synthesised sufficiently
iron and vitamin B12 are not able to bind to haemoglobin
The checkpoint in cell cycle plays important role in
repair DNA damage
apoptosis initiation
assess DNA damage
inhibit cell damage.
Which enzyme helps in transfer of phosphate group from ATP to a carbohydrate
Phosphatase
ATPase
Phosphorylase
Catalase
Carbon dioxide is necessary for photosynthesis. The chemical used to remove this gas most effectively from entering a control apparatus is
calcium oxide
distilled water
potassium hydroxide solution
sodium carbonate.
Barr Body is found in the cytoplasm during
interphase in cell of female mammal
interphase in cell of male mammal
prophase in cell of female mammal
prophase in cell of male mammal.
A.
interphase in cell of female mammal
Barr body is also known as sex chromatin or X chromatin. Barr body is partially inactivated and development of this facultative heterochromatin occurs in one of the two X chromosomes in interphase nuclei of human female. Any of the two X-chromosomes can become heterochromatin.
Gibberellins can promote seed germination because of their influence on
rate of cell division
production of hydrolysing enzymes
synthesis of abscisic acid
absorption of water through hard seed coat.