The answer is B HOPE THAT HELPS
Answer:
It discusses Pollution levels in the Air
Explanation: Air can be hazardous to those lungs that are weak. They have something called an Air Quality Alert to warn those with weak lungs to take precautions. Hope this helped!
Nitrogenous bases, double stranded, made of nucleotides, adenine, thymine, cytosine, guanine, A pairs with T, G pairs with C
This is the first stage of mitosis and meiosis whereby the specialized cell is undergoing, cell division.
The nuclear envelope starts to break down
The chromosomes start to condense during this phase, from being loose to being tight, held together at the middle.
The mitotic spindles start forming, as well from the spindle apparatus.
Brainliest please.
D because to help preserve environment everyone has to work together
