<span>The difference between a multicellular organism and a colonial organism is that individual one-celled organisms from a colony can, if separated, survive on their own, while cells from a multicellular life-form cannot.</span>
Answer:
The correct option is A. Coal use in steam engines led to easier access to goods.
Explanation:
Coal is used in steam engines as a fuel. Coal is one of the cheapest source of energy and hence it has been serving mankind with various benefits since a long period of time.
The coal-based steam engines played a very important role in the developments made during the Industrial Revolution. Many industries started using coal as a power material and made progress.
The steam engines made it possible to transfer goods from one place to another very easily. As coal was a cheap source, hence trading of goods by steam engines was not very costly.
Answer:
Alleged father #2
Explanation:
Normally alleged father #2 has in common with the child the gene that every man would, this would not be evidence that he is the father. But, in the case of finding a really strange trait with the kid that would not be coincidence, in that case it would be a high probability of paternity. This genes need to be analyzed in the nucleus of the cells where the units of heritage are present making us unique individuals according to the infinite combinations that ca be present in our DNA.
The answer is D because the layers all the way at the bottom had to be there for other layers to be built on top