Which of the following is not a potential sign of skin cancer? a.)a sudden change in a mole's appearance b.)a pimple that lasts more than 2 days c.)a sore that does not heal d.)a mole with an irregular border the answer is b. a pimple that lasts more than 2 days sorry figured it out

The cluster of developing cells from conception until birth is called an

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.

Which is the function of the hypothalamus in thermoregulation? answers: -sensor -effector -stimulus -intergrating center it's either a or c i believe