Answer:
She is using Karyotyping
Explanation:
A karyotype is the number and visual appearance of the chromosomes in the cell nuclei of an organism or species.
First they don't use oxygen, plants use the CO2 in the air and release oxygen out into the air after the plant used up the CO2
Weathering<span> and erosion are two </span>forces<span>that are constantly acting to reshape the land. hope it helps :)</span>
