Answer: An abiotic factor is a non-living factor that influences and resides in an environment. So, things like weather, temperature, and humidity are considered abiotic factors, while things like predators are considered biotic factors.
Explanation:
Answer:
all of the above
Explanation:
Epigenetic alterations are modifications of the genome transmitted during cell division, which do not involve changes in the DNA sequence, are hereditary and are capable of modifying gene expression. In addition, they are temporary modifications that allow DNA to be transcribed and have the ability to move histones to open or close a chromosomal region. There are three main mechanisms of epigenetic alterations: DNA methylation, histone modifications and genomic imprinting.
1-<span>auxins in the lower sides of stems cause cell elongation that bends the stem upright
2-</span><span>thigmotropism.
3-</span><span>phototropic and gravitropic
4-</span><span>the production of anthocyanin and the breakdown of chlorophyll.
5-</span><span>exposing the plant to a brief period of light in the middle of the night</span>
I think your right thats what i think it is two
