Answer:
Variations are caused by mutation. random mating between organisms.
Explanation:
Answer:
In unicellular organisms, cell division is the means of reproduction; in multicellular organisms, it is the means of tissue growth and maintenance. Survival of the eukaryotes depends upon interactions between many cell types, and it is essential that a balanced distribution of types be maintained. This is achieved by the highly regulated process of cell proliferation. The growth and division of different cell populations are regulated in different ways, but the basic mechanisms are similar throughout multicellular organisms.
Explanation:
Identifica la causa de tus sentimientos.
Acepta tus sentimientos y no luches contra ellos.
Cuéntale a alguien cómo te sientes.
Medita durante 15 minutos al día.
Deja de leer autoayuda ahora mismo.
Haz 30 minutos de ejercicio.
Conecta con gente a través de MeetUps.
Haz algo por los demás (aunque sea pequeño)
Answer is
body-brain barrier.
Explanation:
Mannitol injection is used to reduce swelling ande pressure around the brain.
It enhances flow of water from tissues including cerebrospinal fluid and the brain into plasma and interstitial fluid.
