Which type of rock is formed when melted rocks become trapped below the surface of Earth in pockets?
A. sedimentary rock
B. extrusive igneous rock
C. metamorphic rock
D. intrusive igneous rock

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

Ineed some everybody. the production of cells during mitosis into specialized function is called: recombination or differentiation

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen