Cold air will go underneath because hot air rises
<span>Females have two X chromosomes in their cells, while males have one X and one Y chromosome. Mitosis; before it divides it replicates & meiosis; sex cells have half the amount of chromosomes that a normal cell has so when they join another, there are 46 chromosomes in the cell.</span>
C because it is the smallest lenghth
The rib cage is known for enclosing and protecting the thoracic cavity. In the thoracic cavity, the heart and lungs are present. Hence, the rib cage protects the heart.
Answer:
It's either B or C
sorry i couldn't be of more help
Explanation:
