Tay sachs disease is caused by a frameshift mutation on chromosome 15. a person with tay-sachs lacks the enzyme hexosaminidase a. this enzyme is needed to break down gangliosides, a fatty substance that is formed in nerve cells and in the brain. why does the frameshift mutation result in this disease.

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.

Drag each label to the correct location on the chart. match the function to the type of tissue

If 360 joules of work are needed to move and create a distance of 4 m what is the weight of the crate