What are the threadlike proteins that attach to platelets in blood clotting?

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity

Fungi are classified into how many groups? a. 1 group b. 2 groups c. 3 groups d. 4 groups