Birds have hollow bones due to the fact thay need to be as light as possible for their wings to generate enough lift for them to fly
Answer: continental glacier
Explanation:
These glaciers are very big and they can cover large amounts of land. These can also cover very large islands. Continental glaciers are the answer.
Answer:
C. The high concentration of hydrogen ions in the intermembrane
Explanation:
Merry Christmas
Answer:
MARS
Explanation:
Mars represents the 4th planet of the solar system, being next to the earth. It is comprised of a hard and solid surface and the average surface temperature of Mars is extremely cold, which is roughly about -60°C. The atmosphere of Mars is very thin, which is dominantly comprised of CO₂ gas (almost 95%), along with some molecular Nitrogen (3%) as well as there is the presence of Argon (2%). In addition to this, it is also composed of dust clouds within its atmosphere. There is the absence of a magnetic field in Mars, due to which the solar wind highly affects the atmosphere of Mars.
Cause of cellulose! the plant's cell wall is composed if cellulose
