After the skin is cut and a capillary wall breaks, what's the first step in working to form a clot?
a. platelets clump at the site.
b. thrombin causes sticky fibrin filaments to form the clot.
c. a set of reactions are triggered.
d. the clot seals the area to prevent further blood loss.

Select the correct answer.which scenario describes unethical lab behavior? o a. danny stores the chemicals required for his experiment in flasks and beakers.b.anna publishes the results of her experiment on the growth rate of saplings.c.jason repeatedly runs an experiment until he gets the results he desires.d. mia records her observations of an experiment precisely and accurately.

The picture showed normal blood cells which are around and sickle cells which appear much longer people with sickle-cell suffer from the sickle cell anemia which is inherited diseaseit is caused by a change in gene responsible for production of hemo goblin this type of change is known as an

18. which statement about cancer is true?