<span>The shape of a plant cell is due, mostly, to the presence of the </span>cell wall.
The vast majority of a tree's carbon comes from the air, which averages 0.03-0.04% by volume (300-400 ppmv) CO2. This is fixed through photosynthesis and eventually stored as glucose which the plant can then use for its metabolism.
Answer:
A DNA marker
Explanation:
also known as a size standard or a DNA ladder) is loaded into the first well of the gel. The fragments in the marker are of a known length so can be used to help approximate the size of the fragments in the samples.
Answer:
This question is incomplete as it lacks options, the options are:
A. rotating crops
B. decreasing riverbank slopes
C. growing more vegetation
D. avoiding soil compaction
The answer is C. growing more vegetation
Explanation:
Wind erosion is a type of erosion caused by excessive wind. Wind erosion causes the blowing away of the top soil, which contains nutrients from one location to another. There are, however, various ways to prevent wind erosion from occuring which includes: planting of vegetation to serve as windbreak.
The growing of MORE VEGETATION COVER in form of trees can be used to control wind erosion because the trees will serve as windbreak and prevent the flooding effect of wind on the soil.
