Which of the following statements is true?

Some DNA tests analyze the mitochondria instead of the nucleus of a cell.
Inconclusive DNA test results usually means the suspect is guilty.
The most common biological evidence used in DNA testing is sweat.
DNA testing cannot be done on cells that have been dead for more than five years.

The wave shown on the electromagnetic spectrum disturb the medium it passes through a)different frequency. b)the same frequency .

‘which reaction would most likely require the use of an inert electrode?

Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth