The roots of plants are able to self-regulate the amount of water they take in. Therefore, by adding this amount of water, Stela is insuring that the plant will have as much water as it needs to grow.
Answer:
AB, Ab, aB, ab.
Explanation:
Crossover may be defined as the process of exchange of the genetic material between the non sister chromatids of two homologous chromosomes. This process occurs at the prophase I of meiosis.
The one chromosome carries A and B genes and the homologous chromsome carries same genes, a and b. The single cross over has occur so two parental gametes are formed (AB, ab) and two gametes are recombinant (aB and Ab).
Thus, the answer is AB, Ab, aB, ab.
Without knowing the main subject it is related to beside just Biology,
Biotic and Abiotic factors
Basically
Living and non-living factors
Hope this helps