Which of the following grafts (transplant tissues) would be taken from elsewhere in a person's body?
a. allograft
b. autograft
c. isograft
d. xenograft

Allograft, Isograft and Xenograft.

Explanation: Grafting can be defined as a surgical procedure that is used to move a tissue from one part of the body to another or from another organism without bringing the blood supply along with the tissue.

Here, the grafting in which a piece of tissue or organ from another organism is introduced to person's body can be allograft, isograft and xenograft.

Allograft can be defined implanting tissue or organ from another individual of same species.

Isograft can be defined as implanting tissue or organ from genetically identical individual.

Xenograft can be defined as implantation of tissue or organ from different species.

So, the correct options are A, C and D

they each offer a fresh glut of resources to the organisms that can arrive and exploit them. as individuals and new species continue to appear, they actively and passively alter the environment. competition for shared resources increases, local abiotic and biotic conditions shift, and the relative abundances of species change accordingly. the process is called ecological succession, and it is one of the earliest and most well-known concepts in ecology.

the most common type of reef is the fringing reef. this type of reef grows seaward directly from the shore. they form borders along the shoreline and surrounding islands.