Arhtropods include four groups
1. <span>Chelicerates
2.</span><span> Trilobites
3. </span><span>Uniramians, and
4. </span><span>Crustaceans
Crustaceans have antennae.</span>
The answer in the space provided is impetigo. Impetigo usually comes after allergies and colds and happens usually in children. It could cause them to have raised lesions which are pink and water-filled. It usually appears after the person has red sores and the one that causes this is from staphylococcus infection.
Answer:
C. Electrophoresis
Explanation:
Electrophoresis is used to seperate DNA based on its size and electrical charge, which explains why an electric current is passed through seperated parts of DNA.
This type of conditioning is known as operant conditioning. This is a way of conditioning that uses a stimulant to either encourage someone to do something or encourages someone not to do something again. In this case, the "shock" is a negative stimulant, encouraging the pigeon not to land on the wire again. After a few times of landing and getting shocked, it realizes that if it does not land on the wire, it will not get shocked.
Answer:
<em>microchondrian i think</em>
<em />
Explanation:
