Which are examples of environmental changes that can influence natural selection? Select the THREE (3) that apply. predators

availability of water

temperature

height of legs

fur

natural disaster

color of body

size of body

size of beak

Pls me i need this ! each cell has genes activated depending on it's job and what kind of cell it is. it is the presence of that causes the repressor protein to fall off and unblock the gene on the lac operon. if a gene is turned on then it is being an additional circular chromosome found in some bacteria that is used in genetic engineering.