A robin flying south for the winter
Sabemos que la vida comenzó hace al menos 3.500 millones de años, porque esa es la edad de las rocas más antiguas con evidencia fósil de vida en la tierra. Estas rocas son raras porque los procesos geológicos posteriores han remodelado la superficie de nuestro planeta, a menudo destruyendo rocas más viejas y creando otras nuevas (lo siento si es un amor incorrecto, marque como más inteligente si es correcto).
Answer:
A protein needed for blood clot formation.
Explanation:
Prothrombin may be defined as the protein that changes in to the thrombin during the process of blood coagulation with the help of clotting factor X.
The main function of the prothrombin protein is the coagulation of blood. This protein is responsible for blood clotting at the time of external and internal injury.
Thus, the correct answer is option (c).
Answer:
The liquid would be equivalent to Cytoplasm
The particles would be equivalent to orgnaelles
Explanation:
Cytoplasm is the liquid-like substance in the form of a gel that is also referred to as the protoplasm which is found outside the cell of living things. It is majorly mad up if dissolved molecules and water, as well as several cell organelles that carry out specific functions.
Comparing salad dressing to a cell, the liquid in the salad could be likened to the cytoplasm of a cell, while the particles in the salad could be likened to the organelles in a cell which performs various functions.
The strongest component of the cell wall<span> is a carbohydrate called cellulose, a polymer of glucose. The </span>cell wall gives rigidity<span> and strength to the </span>plant cells<span> which offers protection against mechanical stress. ... The </span>rigidity<span> of primary </span>plant<span> tissues is due to turgor pressure and not from rigid </span>cell walls<span>.</span>
