Which headings best complete the chart , the chart is in the picture below.

The right answer is the third one

A point mutation is a change in the structure of the gene, affecting one to several nucleotides (between one and ten).

There are four types of point mutations:

* substitution: which is the replacement of one (or more) nucleotides.

* insertion : which is the addition of one or more nucleotides;

* deletion : which is the loss of one or more nucleotides.

* inversion: which is the permutation of 2 neighboring deoxyribonucleotides;

which are post-impressionist paintings? check all that apply?

explanation:

post-impressionism is a predominantly french art movement that developed roughly between 1886 and 1905, from the last impressionist exhibition to the birth of fauvism. post-impressionism emerged as a reaction against impressionists' concern for the naturalistic depiction of light and color.

hope this have a good day

the supermassive black hole is in the middle of the galaxy.