Question
Which genetic condition is characterized by an extra
copy of chromosome 21?Solution
Down syndrome is caused by an abnormality during cell division, resulting in an extra partial or full chromosome 21. This extra genetic material affects physical development and intellectual abilities, making it a distinct genetic condition identifiable by specific facial and physical traits.
______ is the SI unit of dynamic viscosity.
What is the chemical formula of common salt?
Which of the following represents the correct electronic configuration of nitrogen ?
Which of the following pair is correct?
I. Opaque – do not allow light to pass through them
II. Translucent – allow light to pass...
In Bohr’s model of the hydrogen atom, electrons in “stationary” orbits do not emit radiation continuously because:
Among petroleum refinery products, which has the lowest boiling point?
A sulphide ore is converted into metal oxide by which of the following process?
Lux is the SI unit of -
Which of the following types of coal is called a brown coal among the following?
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