T-helper cells have a molecule known as on their surface that enables them to respond to the targeted antigen. It is important to note that, in a reverse of the normal process, the Human Immunodeficiency Virus (HIV) attacks the T cells, which can then lead to an eventual compromise of the immune system against opportunistic infections.

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.

Explain why ecosystem diversity results in species diversity in a healthy biosphere

Albinism is an inherited genetic disorder. explain what it is meant by inherited genetic disorder