False, as oceans can act as carbon sinks along with forests.
Answer:
They conducted it from earth
Explanation:
There had never been anything capable of observing it from space launched at that time because Sputnik wasn't even launched
Use mv=mv, plug in the know 1x9.24=3m. Solve for m, which m is 3.08M
Answer:
The immune system responds to antigens by producing cells that directly attack the pathogen, or by producing special proteins called antibodies. Antibodies attach to an antigen and attract cells that will engulf and destroy the pathogen. The main cells of the immune system are lymphocytes known as B cells and T cells.
D only..
A is pure compound
B is mixture of compound and element
C is mixture of compounds
D is mixture of elements