What is the cleanest burning fossil fuel?

Making rough estimates of physical quantities is useful so that

A mature red blood cell has no nucleus. As a result, it cannot?

Many types of fungi are used for commercial purposes. All of the following are examples of that except A. antibiotics. B. producing flavors for cheese. C. producing yogurt. D. baking.

Living organisms break down polysaccharides into

Which of the following requires the use of energy to move a molecule across a cell membrane? A. Active transport B. Simple diffusion C. Osmotic pressure D. Facilitated diffusion

Why is DDT so hazardous? A:it does not decompose fast B:it killed almost everything C: it traveled to many continents through water

What is kind of cell does the plants has

Which structures are found in fungi? Check all that apply. cell walls hyphae cilia leaves nuclei spores

Patsy has always been "larger than life." She tends to blow even small annoyances out of proportion. For example, when the store didn't have the dress she wanted for prom, it was the "end of the world.

What is the advantage of having a folded membrane surrounding the cell, within the cytoplasm, or within an organelle?