Answer:
Option D
Explanation:
Vaccination is an effective way needed to prevent people against any form of harmful diseases from affecting both children and adult and are giving to help keep kids healthy which enable the child to have stronger immune systems. Vaccines are usually given based on age; immediately after birth, the baby should be given the Hepatitis B vaccine (a serious disease affecting the liver, and which if not treated on time can cause a lifelong disease)
By two months of age, the baby should have or be given the below-listed vaccines:
Hepatitis B 2nd dose; Diphtheria, Tetanus; IVP against Polio; Pneumococcal vaccine and Rotavirus vaccine.
Hepatitis A vaccine is given at aged 12–23
Varicella, also commonly referred to as chickenpox are vaccinated against it between 12 and 15 months old
Influenza vaccine, also commonly referred to as Flu is taken from 6 months and older
Answer:
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Answer:
There are 3 main types of T cells: cytotoxic, helper, and regulatory. Each of them has a different role in the immune response. Cytotoxic T cells (Tc cells) have a co-receptor called CD8 on their cell surface. CD8 partners with the T cell receptor and with MHC class I molecules, acting as a sort of bridge.
Explanation:
Umm Flicker your wrist as your side arm moves ... Just think of it as you playing catch with a Frisbee.
You'll need to stick your thumb out, thumbs up style, and make a peace sign with your index and middle finger, making sure your palm is facing the sky. These are the three fingers you'll need....
Iodine solution is used to test leaves for the presence of starch. You need to: heat a plant leaf in boiling water for 30 seconds (this stops its chemical reactions) heat it in boiling ethanol for a few minutes (this removes most of its colour)
