Bioticas
Bioticas son seres vivientes que necesitan oxygeno o dioxido de carbono por whemplos seres humanos, plantas o bacterias.
Abioticas son seres que no son viviento que no necesita oxigeno como agua, el viento y precipitación
https://www.researchgate.net/publication/263703355_Management_challenges_of_Didymosphenia_geminata
Answer:
the answer is B
Explanation:
i took this class last year
A cladogram is a type of graph that shows how closely related different types of organisms are in an evolutionary context. It resembles a tree, with various organisms being placed at the end of each branch. If two organisms have a close common branch, they are more closely related than those who have more distant branches. Since DNA, or corresponding protein sequences are more similar in closely related species, and more different in more distant species, a biologist can use those sequences to numerically determine how closely related three species are.
The characteristics of T lymphocytes that are involved in specific immunity includes;
They mature in the thymus
They move freely among lymphoid tissues and connective tissues
They are responsible for cell mediated immunity.
Specific immunity is a subsystem of immune system that is comprised of highly specialized, systemic cells and processes that prevent the growth of pathogens or eliminate them from the body.