Zoology

Zoology
DNA wrapped around a set of eight histone proteins is called
nucleotide
nucleoside
nucleosome
nucleolus
Author: rikazzz Comment
Zoology
Contraction phase of heart cycle is called
diastole
systole
relaxation
contraction
Author: rikazzz Comment
Zoology
Building blocks of proteins are
cells
amino acids
bases
acids
Author: rikazzz Comment
Zoology
Pulmonary circuit supplies blood to the
heart
lungs only
kidney
liver
Author: rikazzz Comment
Zoology
In birds, female is denoted by symbol
WZ
ZW
ZX
WW
Author: rikazzz Comment
Zoology
Purine and pyrimidine are the
nitrogenous bases
nitrogen
nucleotides
nucleoside
Author: rikazzz Comment
Zoology
Breakdown of pyruvate into lactic acid or alcohol in absence of oxygen is called
electron transport chain
aerobic respiration
fermentation
Kerb’s cycle
Author: rikazzz Comment
Zoology
Receptor that responds to gravitational force is called
baroreceptor
chemoreceptor
georeceptor
hygroreceptor
Author: rikazzz Comment
Zoology
Maltose is a combination of two molecules of
lactose
glucose
galactose
fructose
Author: rikazzz Comment
Zoology
According to paleontologists age of earth is about
4.4 billion years
4.5 billion years
4.6 billion years
4.65 billion years old
Author: rikazzz Comment

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