What is the eccentricity if the distance between the foci is 1.0 and the length of the major axis is 5.0?

Which of the following statements is true of enzymes? a)they dont provide an active site for substrates to bind in a reaction b)they act on a specific type of substrate in a reaction c)they unusable after a reaction d)they change shape after a reaction

How does the study of genetic disorders such as pku biologists understand normal alleles?

Were you able to observe the nucleolus in any of the cells if so which ones