Cytoskeletal elements play important roles in cell division. The mitotic spindle apparatus is made of and pulls sister chromatids apart, and the contractile ring which forms the cleavage furrow is composed of and is required for the separation of daughter cells at the end of animal cell cytokinesis.

Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data

Why is it important that fibrin is insoluble in water?

What causes the force that pushes magma from the magma chamber through the pipe and vent of a volcano?