Answer:
Otolaryngologists
Explanation:
They are ear doctors who can assist with hearing problems.
In a human arm, the phalanges are ____________ to the humerus.
Answer: Explanation: Phalanges, the digits of the hand, are the most distal bones of the upper limb. The humerus is the bone of the upper arm. The ulna is the bone of the medial side of the forearm.
There are four brain waves. They determine brain death. :)
Answer: Trigger the production of anti-bodies
Explanation:
An antigen is a substance that can provoke an immune reaction, these can produce antibodies through the immune system which identifies and neutralizes viruses, bacteria and other pathogens.
An antigen can be an external or harmful molecule for the organism, when it enters the body it binds to a specific antibody which have great variability to promote immunological reactions.
Answer:
500 mg Ampicillin
Explanation:
given data
molecular weight = 349 g/mole
need = 10 ml of a 1000 x solution
solution
we get here for 50 μg / mL
here 10 ml of a 1000 x solution
so here need to weight is =50 μg × 10 = 500μg
so we were to prepare 1000 x
so here we get weight that is
we should weight = 500μg × 1000
so it is = 500 mg / 10 mL
