If you cut your knee, pus, which is caused by , may form. blood cells losing their hemoglobin
medicinal material excreted by macrophages
pathogens trying to infect the area
the death of macrophages

Which of the following statements about c4 carbon fixation is not true? a c4 carbon fixation is an adaptation for plants exposed to high light intensityb. c4 carbon fixation occurs in more plants than c3 carbon fixation. c c4 carbon fixation is more common in areas of high temperatures than c3 carbon fixation. d. c4 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf.

In the diagram below, the northern hemisphere would be in what season at position a a. fall b. winter c. summer d. spring

Long-period comets come from the oort cloud particles in earth’s atmosphere material from the asteroid belt the kuiper belt