Students in a biology class at TPHS were conducting an experiment regarding pH. After applying the indicator chemical to an unknown solution the majority of the students in the class noticed a change in the unknown solution from clear and colorless to bright pink. This is best described as... * quantitative data
qualitative data
an inference
not supported by evidence or opinion

Asmall number of finches are removed randomly from the wild and placed in a protected bird area. they are given as much food as they need and have plenty of space. why would natural selection not occur in this population? a. there is no reason for genetic mutation to occur. b. the birds compete for limited resources, c. the population has not reached carrying capacity. d. there is no genetic variation in the finches.

2. what process do mrna and trna work together to complete? (3 points)

Consider the model of the oxygen cycle on earth. the majority of earth's oxygen reservoirs are found in the a) atmosphere. b) biosphere. c) hydrosphere. d) lithosphere.