I think it should be
D. Food chain
The excess of DNA is due to <span><em><u>b. insertion</u></em></span><span>
For example of an insertion mutation:
The Klinefelter syndrome is caused by an insertion mutation. It occurs when there is an existence of an excess or extra X chromosome in each cell that may cause an abnormality in the development of males. It usually affects the physical and cognitive development of male with symptoms varying from one person to another. Kids with these type of disorder may experience learning disabilities and even speech and language problems. These kids tend to be quiet and very sensitive. They can also be very passive. </span>
I need to see the factors in order to find the independent and as well dependent variables...
An ecosystem can support more producers than consumers
All dog breeds would be regarded as one Species under the theory of reproductive isolation.
Breed vs Species :
A breed is a group of creatures of a species who have undergone selective breeding to develop some unique traits.
A species is a group of organisms that can interbreed to produce viable progeny.
Through a process of artificial selection, different breeds of a species are created. Natural selection is the process by which different species develop.
To know more about Species please click here : brainly.com/question/25939248?
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