An epitope . (Select all that apply a. is the portion of an antigen that is recognized by the lymphocyte receptor b. is also known as an antigenic determinant c. is the nonspecific portion of an antigen that triggers an adaptive response d. associates with a lymphocyte receptor in a lock-and-key fashion

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.

they have identical fossils of organisms that have evolved over time.

both have animal fossils preserved in them due to weathering and erosion.

they contain different fossils because life on earth has changed through time.

the fossils in them were formed on the surface of earth due to exposure to sunlight.