Which type of substance is soft has a low melting point is a poor conductor of heat and electricity

What are fossils of organisms that existed over a wide area but only for a limited time period called?

He nucleus contains the cells genetic material in the form of dna. dna is organized into our chromosomes, which are made up of thousands of that determine our traits.

Did the detergents containing enzymes work better at removing stains than those containing no enzyme? why or why not?