I think it is b
<span>Amphibia, Reptilia, Aves, and Mammalia</span>
The answer is (B) Edward's Syndrome, Down Syndrome, Klinefelter's Syndrome.
These syndromes are caused when there is an extra copy of chromosomes present in the cells.
In Edward's syndrome, there is an extra copy of the chromosome 18.
In Down's syndrome, there is an extra copy of chromosome 21.
In Klinefelter's syndrome, there is an extra copy of X chromosome.
Answer:
anlqmadim ben bu soruyu ya
Answer:
Structure of the atmosphere
The atmosphere can be divided into five layers according to the diversity of temperature and density. They are:
Troposphere
Stratosphere
Mesosphere
Thermosphere (Ionosphere)
Exosphere
Explanation:
Composition of the atmosphere
The atmosphere is made up of different gases, water vapour and dust particles.
The composition of the atmosphere is not static and it changes according to the time and place.
