Answer:
1. when there is a cut, the surface area of the skin becomes rough which activates the Thrombin, that catalyzes the activation of fibrinogen present in plasma.
2. albumin contributes mostly of making plasma protein
3. albumin contributes the major portion to the osmotic pressure of plasma.
4. fibrinogen mainly forms the structural framework of a blood clot during blood coagulation.
Answer:
Retinoblastoma is more common in people due to the mutation of RB gene in them.
Explanation:
Retinoblastoma is a disease that affects the eyes of an individual. It is more commonly eye cancer which occurs on the retina of the eye. Retinoblastoma mainly affects younger children.
When the RB gene is mutated or it is deleted already on any one of a homologous chromosomes, then only one hit rather that two which is needed to cause the development of retinoblastoma and hence the probability is of retinoblastoma to occur is higher in the individuals who have already inherited the RB deletion and also have a genetic predisposition for the retinoblastoma.
The Devonian Period was part of the better known Paleozoic Period. Some scientist think it was 416 million years ago. It was the time of the great fish. It gets its name from when red rocks from Devon, England were also found in North America. It is believed that during this period parts of North America, Europe, Russia and Greenland crashed together making a new land mass. Scientists believe this period ended about 354 million years ago when land plants began to take over and much of what was an ocean disappeared.
The radius of the circle would be 7.42in
Answer:
B. Polio
Explanation:
The poliovirus causes brain damage (resulting in paralysis) and muscle degeneration. You're welcome.
