Which of the following is the building block of all proteins? Question 4 options:

A. Amino acids

B. Phosphate groups

C. Nitrogen bases

D.5 Carbon sugars

Which organism is the producer in this food web? 7th grade question. a) arthropods b) birds c) fungi d) plants

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

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.)