Prior to the chickenpox vaccine, many children because infected with the chicken pox virus. after recovering from chicken pox, the children were usually immune to the disease for the rest of their lives. however, it was still possible for them to be infected by others viruses they cause diseases, such as measles. Describe the immune response to the chicken pox virus.

Which flexible structure that supports the nerve cord and led to the backbone

Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data

Actual age your first developed of age well comparison age refers to absolute age true or false