Which kind of organisms use photosynthesis?

How many chromosomes in a male sperm cell

If a test had been done of the solution inside the dialysis tube, what do you think the results would have been? No glucose would be found because it all moved outside the tubing.

During which phase of mitosis do the nuclear membrane

How do scientists use the Doppler effect to measure the actual motion of stars?

Ethylene is an organic compound produced by ripening fruits. In a controlled experiment, researchers found that ethylene gas stimulated the ripening process in newly harvested fruits.

What makes some genes responsible for an increased risk of certain cancers?

Why does the translation of a protein destined for the lumen of the er slow or cease in the cytoplasm?

What organelle carries out photosynthesis

Which of the following elements can be found in all lipids? A) Oxygen B) Sulfur C) carbon D) Hydrogen E) Nitrogen

When a bird eats a small insect it can be considered a secondary consumer but what is the bird considered as when it eats seeds?