Answer:
the air in our lungs is measured in terms of lung volumes and lung capacities. volume measures the amount of air for one function, like such as inhalation or exhalation. capacity is any two or more volumes, for example, how much can be inhaled from the end of a maximal exhalation
if i'm wrong i'm really really sorry!!
Answer: december,january, february
Explanation:
They are called <span>nucleotides. </span>
Answer:
presence or absence of a protective covering over the ovule
Explanation:
In angiosperms, seeds develop from ovules and are enclosed in the ovary. So, their is the presence of protective covering making the seeds enclosed.
On the other hand, gymnosperms have seeds that are borne on cones, so they are naked due to the absence of any protective covering over the ovule.