Another name for helper T cells is CD4+ (now options are correct), it is due to the presence of specific cell surface receptors.
<h3>What are T cells?</h3>
T cells are also called CD4- + positive cells have essential functions in the immune system by triggering adaptive immune responses.
These cells CD4- + positive cells contain specific cell surface receptors that can be identified by biochemical analyses.
In conclusion, another name for helper T cells is CD4+ (now options are correct), it is due to the presence of specific cell surface receptors.
Learn more about T cells or CD4+ cells here:
brainly.com/question/9875046
#SPJ1
Answer:
Explanation: The talk test is a simply way to measure relative intensity. In general, If you're doing moderate- intensity activity, you can talk but not sing during the activity.
<span>These fish are a major source of toxic mercury.
</span>Poisoning by mercury can damage growth of the baby very easily because of the ratio of the compound versus body weight of the baby. In adult's the problem is less bad but in children is very damaging because they are still growing. <span>
</span>
You should do this by putting the blood sample in a secure container. Then put it in a bag and label the substance. After this take it to the lab and do what is needed for the experiment.
ASK
How long is too long to have a fever?
According to an article in the Mayo Clinic, you should call a doctor if: Your temperature climbs above 103 degrees. Your fever has lasted for more than three days.Jan 1, 2020
