What value of emakes the polynomial below a perfect square? t + 10x+ c
A. 20
B. 100
C. 25
D. 5

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

When a person is exercising the body needs to deliver increased amounts of oxygen to the muscles which component of blood ensures that the muscles will receive it

When the cell concentrates potassium within, against the natural tendency of matter, it is performing a.passive diffusion b.facilitated diffusion c.active transport d.pinocytosis