Answer:
Un nucleótido esta formado por una molécula de azúcar (ribosa en el ARN o desoxirribosa en el ADN) unido a un grupo de fosfato y a una base nitrogenada.
Explanation:
ADN, ARN son polímeros formados por largas cadenas de nucleótidos.
Las bases utilizadas en el ADN son: adenina, citosina, guanina y timina
En ARN, la base uracilo y ocupa el lugar de la timina.
Answer:
it Changes according to the receptor.
Explanation:
Every cell has different receptors in the membrane, these receptors are specific, but different receptors can read one signal molecule, according to the receptor, this molecule can activate or inactivate different path ways.
Let me put it this way, if I give the same message to a botanist and a gardener they both are going to read it in different way even knowing it is the same.
Answer:
hunting.
Explanation:
over 50 years canada's population has risen and along with a bigger population comes more hunters
During mitosis the chromosomes are being duplicated. which means the chromosomes that are formed during the mitosis is identical to its parents. during the mitosis, the cell udergoes 4 phases. prophase, metaphase, anaphase and lastly the telophase
The answer u r looking for is- D* failure of the immune system to distinguish self from nonself. Hope I’ve helped ;)
