Because due to different blood types
for example: blood type A, B , O
hope this helps :)
<span>When you are on
standby and it happens that a nearby infant suddenly begins to cough, you need
to give your attention to the infant just to check the infants’ condition. If
you have the medical knowledge, you can assess the infant by checking if there
is an obstruction to his/her mouth and if it is conscious. Then, you can give
sets of 5 back slaps and 5 chest thrusts to remove the object.</span>
As a result, the membrane permeability to sodium declines to resting levels.
I hope this helped:)
Answer:
The correct answer is A.
Explanation:
A mutagen changes the level of mutations that occur in the DNA either by affecting it physically or chemically. This helps researchers create different organisms with altered phenotypes according to what the research needs so that the genes can be investigated further under a controlled environment.
So the answer is A.
I hope this helps.