Explain why the one bone/two bone/many bones/digits limb pattern is important in explaining the origin of tetrapods.

What is the next step in muscle contraction after the actin changes shape? (apex)

Anurse is preparing to administer ampicillin 500 mg in 50 ml of dextrose 5% in water (d5w) to infuse over 15 min. the drop factor of the manual iv tubing is 10 gtt/ml. the nurse should set the manual iv infusion to deliver how many gtt/min? (round the answer to the nearest whole number. use a leading zero if it applies. do not use a trailing zero.)

Witch theory suggests all living things are made up of cell or cells