Answer:
you haven't given choices but I know some they help in digestion
Number 5 would be the best awnser.
As a scientist who remains impartial can more accurately conclude his data while doing experiments.
There are three types of waste water
sewage: domestic sewage, industrial sewage, and storm sewage
Answer:
They have uncoiled to form long, thin strands.
Explanation:
Chromosomes are present in cell nucleus and consist of chromatin. Genes are present in linear order on chromosomes. The chromosomes become visible under the microscope as distinct structures during cell division. When cells are not dividing, the chromosomes decondense to loose their individuality and make the mass of chromatin.
Chromatin is complex of DNA and packing proteins. As the cells enter the prophase stage of cell division, condensation of chromatin occurs and individual chromosomes become visible under microscope. Before that (during interphase), chromosomes are not visible as they are present in decondensed form.