Answer:
Oxygen enters the lungs through the trachea, which branches into two tubes called the bronchi, which lead to the lungs.
Answer:
RNA
Explanation:
RNA collects the code from DNA inside the nucleus and takes it outside the nucleus for protein production
Chromosomes are the part of the DNA that determine traits
I believe the answer is inertia.
I hope that was helpful.
Answer:
2nd one
Explanation:
Regardless of latitude or time of year, the sun's angle reaches closest to 90 degrees (perpendicular lines are 90 degrees) -- and is therefore at its most intense -- at the midpoint of the day: noon.