When referring to knowing where to find something when you need it you mean that you do not need a memorization of all things, you just need a source to find it when in need. I hope this answer suited your needs.
Soil and air because it is needed for the development of living beings
its salinization i know because i had this question and this was correct.
Answer:
The ABO blood group is the case of co-dominance or multiple allelism. Co-dominance may be defined as a non Mendelian inheritance in which both the alleles can express themselves in the heterozygous condition.
The person with blood type A has two possible genotypes with IA IA or IA i.
The person with blood type B has two possible genotype with IB IB or IBi.
The person with blood type has genotype of IAIB.
The person with blood type O has possible genotype is ii.
Thus, there are total six possible genotype of blood group exist in human population.
1. perpendicular to the direction of force
2. limestone
3. sandstone
4. true