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Biology

Biology
Which of the following hormone is called the emergency harmone ?

Estrogen
Adrenaline
Insulin
Oxytocin

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Biology
The genotype of a plant showing a dominant phenotype can be determined by

Backcross
Dihybrid cross
Testcross
Pedigree analysis

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Biology
Mitosis cannot take place bacteria because they lack ________

Mesosomes
Nucleus
Centrosome
Chromosomes

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Biology
Which event occurs during interphase?

Spindle fibers begin to form
The cell grows
Centrioles appear
Centromeres divide

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Biology
Chemicals like ________ may be added to different foods or fruits to prevent or retard the growth microorganisms

Calcium
Sulphur
Potasium
Potassium metabisulphite

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Biology
The plasma of the blood contains which among the following constituents?I. ProteinsII. SaltsIII. Hormones

Only I and III
All I, II and III
Only II and III
Only I and II

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