The O₂ and the CO₂ gas exchange occurs in alveoli. the oxygen gas moves from the lungs and at same time carbon dioxide passe the the lungs from the blood and the gas exchange occurs.
The oxygen gas moves from the lungs and at same time carbon dioxide passe the the lungs from the blood and gas exchange between the alveoli and the tiny blood vessels occurs. the tiny blood vessels are called as the capillaries. the capillaries are located at the alveoli walls. every person has the hundred of millions of the alveoli present in their lungs.
Thus, in the alveoli the exchange of the oxygen gas and the carbon dioxide gas will occurs.
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Answer:
Molecular mass is a number equal to the sum of the atomic masses of the atoms in a molecule.
Explanation:
The molecular mass gives the mass of a molecule relative to that of the 12 C atom, which is taken to have a mass of 12. Hence why Molecular mass is a number equal to the sum of the atomic masses of the atoms in a molecule.
Answer:
The correct option is: Richness and Evenness
Explanation:
Species diversity is the measurement of the biological diversity and relative abundance of each species found in a particular biological community.
It is comprised of the following three components:
1. richness (number of species)
2. phylogenetic diversity
3. evenness (relative abundance of each species)
Answer:
c
Explanation:
that's the direction the truck is moving
Because energy cannot be created or destroyed, only transferred