Will give brainliest
refer to the illustrations showing a sarcomere in two different stages to answer the question.
what does stage 1 represent?

a. a muscle that is rotating

b. a muscle that is fully at rest

c. a muscle that is fully contracted

Did the vinegar diffuse all the way to the center of any of the cubes? if so, which ones? what does this tell you about surface area-to-volume ratio and the diffusion rate?

What is the one part of the nucleotide  that differs among the other different nucle  tides?

1. an enzyme is considered a(n) because it speeds up a chemical reaction without being used up.2. in a catalyzed reaction, a reactant is often called a(n) . an enzyme is specific because the shape of its matches only particular reactants.4. an enzyme speeds up reactions by lowering the . the between an active site and its substrate often strains bonds and the reaction proceed.6. a( , which is often a vitamin, binds to an enzyme and plays a role in catalysis.7. high temperatures or changes in ph can an enzyme, causing it to lose its shape and biological activity.