In an controlled experiment, why is it important to change just one variable at a time

p. s it a science question but they didn't have a science button

What encourages flooding by allowing water to run off into streams? a. Deforestation b. Bioaccumulation c. Desertification d. Biological magnification e. Acid rain

How did the world war impact Germans in oklahoma A. They were deported to Germany B. They were given additional duties C. They were trained as a spies D. They were accused of traitorous acts

An organism has the genotype "Aa" for a particular trait. As a result of segregation during meiosis, what alleles will each gamete contain? two copies of "a" one "A" and one "a" two copies of "A" one "A" or one "a"

What is the main purpose of cross breeding

Compute the number of chromosomes that the gametes of a cat (2n=38 chromosomes) will have.

Describe the flow of the matter and energy in a typical food web as they move through producer, consumer, and decomposer.

What would happen if one of the chromosomes in a homologous pair failed to separate from its homologue at the end of metaphase I? What would the final daughter cells look like?

Where do your alleles come from? (i'm confused is it parents or like something with dna or chromosomes xD)

Are human caused disturbances more likely to be damaging to communities than natural disturbances? Explain.

Name two storage organelles