In biology class, Kaylee observes cells. Each cell has a structure that separates the inside of the cell from the environment. Which structure is Kaylee observing? A. cell membrane
B. genetic material
C. nucleus
D. cytoskeleton

Sum is 17 and their difference is 3

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.