Which path through the carbon cycle is possible

After getting the slide and microscope ready, stella is eager to see the microscopic pond water specimen! she crouches around her microscope and aligns her eye with the microscope’s eyepiece. but she's only able to see a bright white light. at this point, no specimens or cells are visible on stella's pond water slide. after taking a moment to collect her thoughts, stella realizes she can't see any lifeforms because .

Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?

What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees