Answer:
Helper T-cells stimulate B-cells to make antibodies and help killer cells develop. Killer T-cells directly kill cells that have already been infected by a foreign invader. T-cells also use cytokines as messenger molecules to send chemical instructions to the rest of the immune system to ramp up its response.
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I think it is the y cromazone
It is okay to share your pets name on social media, but the school you attend should not be shared on social media, creeps can come there and wait for you, and search for you. But you can say your name, medical problems for help and pets name. I wouldn’t go further.
Explanation:
The Heart receive's Oxygen-poor of blood that goes into the Veins and then would be putting it into the Lungs which helps to get rid of Carbon monoxide and the heart receives the healthy blood that you get from the Lungs and put's it into the Arteries and then which makes it go throughout the whole entire rest of your body.
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I hope i had helped you answer this question today! Have a Great Day!
