When does dna replication happen? a. during the g1 phase of the cell cycle b. during the s phase of the cell cycle c. during the g2 phase of the cell cycle d. during the mitotic phase of the cell cycle

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

Which chemical bond most likely stores the most energy? o a. double carbon-carbon bond o b. single carbon-carbon bond o c. hydrogen-oxygen bond o d. sodium-chlorine bond

Spirochetes have a twisting and flexing locomotion due to appendages called