Zebras spend a lot of time traveling in search of grass to eat. It is dark out, and this zebra is not eating. What is happening to the carbon in the air around the zebras and the grass nearby?

Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d

If an organ has six haploid chromosomes,how many chromosomes are present. 6 12

Some substances but not other can cross the (blank) membrane of a cell