Select the correct answer. Jordon needs to know how many grams of magnesium he has for an experiment. Which of the following tools would give
him the most precise data?
pipette
volumetric flask
o electronic balance
O temperature probe

answer; a muscle cell, another neuron and a of the above

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.