If a plant hormone causes stem cells to elongate on the shady side of a plant then this type of response is

dogs is better and probably lizards.

the answer is b

explanation:

the nitrogen cycle provides nitrogen to the ecosystem from the atmosphere, ground and oceans. nitrogen is an important component of complex molecules such as amino acids and nucleotides, which lead to the creation of proteins and dna, the building blocks of all life. plants absorb nitrogen in the form of ammonium, nitrate ion and, on rare occasions, as amino acids. animals receive nitrogen necessary for biological processes from feeding on living or dead organic matter.

some inherited genetic mutations can be good for the offspring, so the answer is different genetic mutations cause many forms of cancer.