All organisms contain the element , so. it is used to find the ages of fossils -carbon -14

- carbon

- carbon-12

- carbon age

What do transitional fossils best support?

Organize the following objects from lowest volume to highest volume

Can happen anywhere along the spine if the neural tube does not close all the way. the backbone that protects the spinal cord does not form and close as it should. this often results in damage to the spinal cord and nerves. a) cleft palate b) spina bifida c) encephalocele d) down's syndrome