PLZ HELP ME ITS 25 POINTS

Ageologist determines that a sample of a mineral cant be scratched by a steel nail but can be scratched by a masonry drill bit based on this information the sample mineral has to be softer than

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

Students commonly confuse saccharomyces cerevisiae and staphylococcus aureus when viewed on a microscope slide how could you microscopically differentiate