Describe how the skin cells, neurons, muscle cells, and blood cells relate to the functions of skin, nerve, muscle, and blood tissue.

These groups of specialized cells form tissue. In turn, tissues often group together to form larger units, called organs.

Hope this helps :)

protocol for imps extraction focusing on membrane protein extraction, solubilisation, and purification.

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.