Which statement is true? (15 points) A. A dichotomous key uses photographs to identify organisms using observable traits.
B. A dichotomous key uses question pairs to identify organisms by their characteristics.
C. A dichotomous key uses question pairs to identify organisms by their group.
D. A dichotomous key uses samples to identify organisms using observable traits.
H U R R Y

Scientific method and data analysisa biology student wanted to determine if there is a relationship between resting heart rate and bodyheight. she gathered information from 12 classmates and constructed the table below.resting heart rate (beats per minute)student height (cm)155. 156156165180180190194195

Are the earth's ocean floor and continents the same age geologically? why or why not?

The is an estimate of the fewest number of organisms a population needs to avoid extinction. this measurement will most if the number of offspring each female in the population produces increases. if the population's this measurement will most likely increase. 1 population density, minimum viable population, carrying capacity 2 decrease, be unaffected, increase 3 death rate increase, dead rate decrease