<span>advancing mass of warm air, in particular, the leading edge of the warm sector of a low-pressure system.</span>
If I remember correctly, I believe the answer is D...but if I were you I'd wait til someone else who's sure answers because it could be B as well. I don't want to give you the wrong answer
The source of bacteria in the
culture tube in model 1 is from a swab of a desktop. Moreover, there are four variants
in the E. coli culture from the initial swab and the variants of E.coli found
on the dish grown with triclosan are evolution and selection.
Males have two different chromosome that determine their sex: X and Y
Females have two of the same chromosome which determines their sex: X and X
Chromosomes carry genetic information, and they are called X and Y because that's just just what they look like coincidentally. Look it up! It's pretty interesting.