For which organisms is water a limiting resource? (site 3)

Describe the primary and secondary immune response in terms of speed and number of antibodies produced?

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution