The answer is R horizon.
The soil is made up of layers, called horizons, which are parallel to soil crust. These horizons are from top to bottom:
O - contains organic matter.
A - contains organic matter mixed mineral matter.
B - contains accumulated mineral or organic compounds.
<u>C</u> - consists of parental material.
<u>R</u> - consists of bedrock, masses of hard rock.
Thus, R horizon is below the C horizon.
Answer:
B
Explanation:
The primary function of the cell wall is to protect and provide structural support to the cell. The plant cell wall is also involved in protecting the cell against mechanical stress and to provide form and structure to the cell
Answer:
It will be dehydrated, and will eventually wilt.
Explanation:
Transpiration causes water loss in a plant and this could be regulated by the cuticle, because it protect the plant tissues from unwanted water.
So when it is absent dehydration takes place, and the plant stem will not totally provide support. This will eventually wilt the said plant.
The answer to this question would be: 2^23
When the gene is dividing, the chromosome pair, which was made by 2 single chromosome, will be divided into two single haploid chromosomes. That means there is two kind of possibilities for each chromosome. If there are 23 chromosomes then it will be 2^23 possibilities
