The postganglionic axon extends away from the sympathetic trunk ganglion and goes directly to the effector organ in a/an .

Describe how alleles and genes are related

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above