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:
d) peduncular hallucinosis
Explanation:
One of the most striking symptoms of perpendicular hallucinosis is the existence of very vivid, colorful, and recurrent visual hallucinations. These hallucinations occur due to lesions of the brainstem and thalamus, which can influence a disinhibition of the lateral geniculate nucleus. The hallucinations provoked can be very debilitating for the person suffering from this illness and can completely disassociate him from reality.
Answer:
equal to the sum of its parts.
Explanation:
Required
Which option answers the question?
The mass of an object is the total amount of matter in that object. When the term total amount in describing a concept, it means the summation of all its constituents.
In fact, that is the reason why the mass of an object is always constant because it is independent on gravity.
Take for instance, a brick.
Every part of the brick contribute to the mass of that brick and whenever the brick loses some of its part, either through wear and tear or any other means, the brick loses the mass of the lost part.
Hence, from the list of given options; option B is correct.
Lack predators and other natural controls