The solid blue and green lines trace the population growth of two different species living in isolation in the same environment without the other species present. the dotted lines trace the population growth of the same species living together in the same environment. what can be concluded about these two species? species b has a negative effect on species a. all of the above they can coexist in the same environment. species a has a negative effect on species b.'

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !

Which of the following is required of a new drug?me

Which of the following is an eon in the time scale? phanerozoic proterozoic archean all of the above