2. In the lesson you learned that relative time is when the passage of time is judged according to some other "marker" of time, such as how worn a cow's teeth are. List two examples of
measurements of time that are relative.

Why is it incorrect to say that mitochondria function only as energy factories with cell

Sort the examples by the type of diversity that they exhibit a park has 80 species of trees red, yellow, and orange bell peppers are all members of the same species individuals of the same lizard species have different mating strategies. five different bird species are at a bird feeder. genetic diversity species diversity

Which of the following must be true for a fossil organism to be useful as an index fossil? a. the fossil organism must be widespread geographically. b. the fossil organism must be abundant. c. the fossil organism must be limited to a short span of geologic time. d. all of the above.