Which mixture contains particles that are in a dispersed phase and do not settle out? a a suspension b a solution c a colloid d a homogeneous mixture?

Which structures in the lymph vessels ensure that lymph flows in one direction? valves lymph nodes ducts lymphocytes

How does ATP release energy?

Looking at a karaotype of a human, explain how to identify if the chromosomes belong to a male or a female.

Imagine that a layer of leaves is scattered along a forest floor; what must happen in order to preserve these leaves as fossils?

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If you find an igneous rock that is made entirely of crystals that can be seen with just your eyes, what type of igneous texture does the rock have?

Which statement best describes the interaction between biotic and abiotic factors? * Abiotic factors depend upon biotic factors for energy. Biotic factors only rely on other biotic factors to grow and survive.

Why are chromosomes visible during mitosis but not at all other times?

Why the number of atoms of reactants must equal the number of atoms of products formed

A cell well divide and make two cells that are exactly the same. True or False