Answer:
The lungs are a pair of spongy, air-filled organs located on either side of the chest (thorax). The trachea (windpipe) conducts inhaled air into the lungs through its tubular branches, called bronchi. The bronchi then divide into smaller and smaller branches (bronchioles), finally becoming microscopies
Explanation:
C) matter is changed into various forms but the total quantity remains unchanged.
The anser is C. recessive located on the X chromosome.
Answer:B
Explanation:
WHEN WE RESPIRE THE CO2 EXCHANGES TO 02 IN THE ALEVOLI
The relationship between planets and moons are: moons are natural objects that orbit planets, while planets orbit the sun
