The raised red spots are most likely urticaria, a skin condition characterized by itchy red welts caused by an allergic reaction.
The raised red spots on the hands, arms, and face of the 8-year-old student who was stung by a wasp are most likely urticaria.
Urticaria, also known as hives, is a skin condition characterized by itchy red welts or patches that can appear and disappear quickly. It is usually caused by an allergic reaction to certain substances, such as insect bites or stings.
In this case, the red spots are a result of the release of histamine and other mediators in response to the wasp sting, leading to the dilation of blood vessels and fluid leakage.
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Yes, the well would test positive for pesticides.
Answer:
2, 4 , 1 and 3
Explanation:
The correct order for events in excision repair of DNA are:-
2, 4 , 1 and 3 that is the
1st step would be:
(2) Damaged bases are recognized.
2nd step of the process
(4) Part of a single strand is excised.
3rd step will be
(1) DNA polymerase I adds correct bases by 5¢ to 3¢ replication.
and the final step in excision repair of DNA is
(3) DNA ligase seals the new strand to existing DNA
Answer:
2, 4 , 1 and 3
Explanation:
The correct order for events in excision repair of DNA are:-
2, 4 , 1 and 3 thatv is the
1st step would be:
(2) Damaged bases are recognized.
2nd step of the process
(4) Part of a single strand is excised.
3rd step will be
(1) DNA polymerase I adds correct bases by 5¢ to 3¢ replication.
and the final step in excision repair of DNA is
(3) DNA ligase seals the new strand to existing DNA
both dominant and a mutation